512 (Texas)

649 Blocks Found in Area 512 - List All

Click on a Block Name for more information about this block.

Block Name Assigned To Switches 512-247 SPRINT NEXTEL AT&T SOUTHWEST AUSVTXLU1MD AUSTTXEVDS0 512-558 CENTURYTEL AT&T MOBILITY SMRCTXXADS0 AUSXTXUJCM0 512-308 AT&T SOUTHWEST AT&T MOBILITY LEVEL 3 AT&T LOCAL SPRINT NEXTEL BSTRTXBSDS0 AUSXTXUJCM0 AUSUTXLLDS0 AUSTTXGRDS4 AUSVTXLU1MD 512-860 AT&T SOUTHWEST AUSTTXGRDS5 512-926 AT&T SOUTHWEST AUSTTXWADS0 512-986 SPRINT AUSTTXHOHMD 512-389 AT&T SOUTHWEST AUSTTXEVDS0 512-417 VERIZON WIRELESS AUSUTXHP1MD 512-916 AT&T SOUTHWEST AUSTTXHIDS0 512-591 FEATURE GROUP IP CRICKET COMMUNICATIONS SPRINT TELEPORT COMMUNICATIONS GROUP AUSTTX92X0X AUSZTX91GT0 AUSTTXHOHMD AUSTTXGRDS7 512-684 TW TELECOM AUSUTXLADS0 512-367 CRICKET COMMUNICATIONS AT&T SOUTHWEST XO COMMUNICATIONS AUSZTX91GT0 AUSTTXFARS1 AUSYTXFCDS0 512-432 AT&T SOUTHWEST SPRINT AUSTTXHIDS0 AUSTTXHOHMD 512-258 AT&T SOUTHWEST AUSTTXJODS0 512-859 WORLDCALL INTERCONNECT VERIZON SOUTHWEST - TX FEATURE GROUP IP AUSTTX92X0X GRNGTXXADS0 512-782 AT&T SOUTHWEST LEVEL 3 AUSTTXHODS0 AUSUTXLLDS0 AUSTTXJODS0 512-881 AFFORDABLE TELECOM AUSTTXHOKMD 512-301 AT&T SOUTHWEST AUSTTXCVDS0 512-443 AT&T SOUTHWEST AUSTTXHIDS0 512-633 AT&T MOBILITY AUSUTXNICM4 512-583 TW TELECOM AUSTTX56DC0 512-536 AT&T MOBILITY AT&T SOUTHWEST AUSXTXUJCM0 AUSTTXGRDS5 512-337 TEL WEST NETWORK SERVICES CORPORATION LEVEL 3 AT&T INTERNET SERVICES AUSTTXGRX1Y AUSTTXUH5MD AUSTTXGRYMD 512-902 CRICKET COMMUNICATIONS AUSZTX91GT0 512-741 AT&T SOUTHWEST AUSTTXFADS0 512-836 AT&T SOUTHWEST AUSTTXTEDS0 512-878 GRANDE COMMUNICATIONS NETWORKS VERIZON WIRELESS SMRCTXXAH01 AUSUTXHP1MD 512-946 TW TELECOM AUSUTXLADS0 512-914 AT&T MOBILITY AUSUTXNIG00 512-284 AT&T MOBILITY SPRINT NEXTEL SPRINT AUSXTXUJCM0 AUSVTXLU1MD AUSTTXHOHMD 512-595 LEVEL 3 VERIZON WIRELESS BIRCH COMMUNICATIONS OF THE SOUTHWEST AUSTTXUH0MD AUSUTXHP1MD AUSTTXGR00Z 512-863 VERIZON SOUTHWEST - TX GRTWTXXADS0 512-758 T-MOBILE XO COMMUNICATIONS AUSWTXGX6MD AUSYTXFCDS0 512-821 AT&T SOUTHWEST AUSTTXTEDS0 512-807 NEUTRAL TANDEM TW TELECOM YMAX COMMUNICATIONS AUSTTXGR03Z AUSUTXLADS0 AUSYTX27DS0 512-406 AT&T SOUTHWEST AT&T MOBILITY SPRINT NEXTEL AUSTTXHODS0 AUSXTXUJCM0 AUSVTXLU1MD 512-346 AT&T SOUTHWEST AUSTTXFIDS0 512-677 SPRINT NEXTEL AUSVTXLU1MD 512-773 SPRINT PCS AUSUTXZMCM0 512-686 LEVEL 3 VERIZON WIRELESS BANDWIDTH.COM WORLDCALL INTERCONNECT AUSUTXLLDS0 AUSUTXHP1MD AUSYTXFC1MD AUSTTX92X0X 512-833 AT&T SOUTHWEST AUSTTXTEDS0 512-913 AT&T MOBILITY AUSUTXNIG00 512-217 AT&T MOBILITY AUSUTXNIG00 512-568 VERIZON WIRELESS AT&T MOBILITY VERIZON BUSINESS AUSUTXHP1MD AUSUTXNIG00 AUSUTX78DS0 512-886 AFFORDABLE TELECOM AUSTTXHOKMD 512-778 AT&T SOUTHWEST LBHLTXLHRS0 512-723 TW TELECOM AUSUTXLADS0 512-871 AFFORDABLE TELECOM AUSTTXHOKMD 512-570 TW TELECOM AUSUTXLADS0 512-999 FEATURE GROUP IP WORLDCALL INTERCONNECT AUSTTX92X0X 512-590 VERIZON WIRELESS T-MOBILE XO COMMUNICATIONS INC AUSUTXHP1MD AUSWTXGX6MD AUSTTXGKDS1 512-919 T-MOBILE AT&T SOUTHWEST SPRINT AUSWTXGX6MD AUSTTXWADS0 AUSTTXHOHMD 512-426 AT&T MOBILITY AUSUTXNICM4 512-780 TW TELECOM AUSWTXSZDS1 512-297 SPRINT PCS SPRINT AUSUTXZMCM0 AUSTTXHOHMD 512-681 TW TELECOM AUSUTXLADS0 512-694 AT&T MOBILITY AUSUTXNICM4 512-724 TW TELECOM AUSWTXSZDS1 512-884 AFFORDABLE TELECOM AUSTTXHOKMD 512-665 T-MOBILE AUSWTXGX3MD 512-968 AT&T MOBILITY AUSXTXUJCM0 512-680 SPRINT PCS AUSUTXZM1MD 512-768 AT&T SOUTHWEST ADVLTXAVRS0 512-850 T-MOBILE LEVEL 3 VERIZON WIRELESS AUSWTXGX6MD AUSTTXUH5MD AUSUTXHP1MD 512-553 LEVEL 3 YMAX COMMUNICATIONS BANDWIDTH.COM AUSTTXUH0MD AUSYTX27DS0 AUSYTXFC1MD 512-548 TEX-LINK COMMUNICATIONS INC SPRINT AUSTTX65DS1 AUSTTXHOHMD 512-528 AT&T SOUTHWEST AUSTTXLEDS0 512-816 TW TELECOM AUSUTXLADS0 512-446 AT&T SOUTHWEST RCDLTXRDRS1 512-854 AT&T SOUTHWEST AUSTTXGRDS5 512-379 GRANDE COMMUNICATIONS NETWORKS AT&T SOUTHWEST SPRINT NEXTEL AUSUTXYYPS0 AUSTTXLEDS0 AUSVTXLU1MD 512-219 AT&T SOUTHWEST AUSTTXJODS0 512-670 AT&T SOUTHWEST AT&T MOBILITY LEVEL 3 AUSTTXPFDS0 AUSXTXUJCM0 AUSUTXLLDS0 512-343 AT&T SOUTHWEST AUSTTXFIDS0 512-673 VERIZON WIRELESS AT&T SOUTHWEST AUSUTXHP1MD AUSTTXTWRS1 512-626 VERIZON WIRELESS AUSUTXHP1MD 512-327 AT&T SOUTHWEST AUSTTXFADS0 512-873 AT&T SOUTHWEST AUSTTXTEDS0 512-933 AT&T SOUTHWEST AUSTTXWADS0 512-579 SPRINT SPRINT PCS TW TELECOM AUSTTXHOHMD AUSUTXZMCM0 AUSUTXLADS0 AUSWTXSZDS1 512-955 BIRCH COMMUNICATIONS OF THE SOUTHWEST SPRINT PCS AUSTTXGR00Z AUSUTXZMCM2 512-225 TW TELECOM SPRINT NEXTEL AUSWTXSZDS1 AUSVTXLU1MD 512-856 VERIZON SOUTHWEST - TX CPLDTXXARS0 512-530 TW TELECOM AUSUTXLADS0 512-730 AT&T SOUTHWEST AUSTTXHIDS0 512-837 AT&T SOUTHWEST AUSTTXTEDS0 512-647 TEX-LINK COMMUNICATIONS INC AUSTTX65DS3 512-266 AT&T SOUTHWEST AUSTTXMFRS0 512-472 AT&T SOUTHWEST AUSTTXGRDS5 512-903 T-MOBILE AUSWTXGX6MD 512-627 VERIZON WIRELESS AUSUTXHP1MD 512-517 AT&T MOBILITY AUSUTXNIG00 512-243 AT&T SOUTHWEST SPRINT AUSTTXCRRS0 AUSTTXHOHMD 512-744 TW TELECOM TW TELECOM SPRINT PCS AUSTTX56DC0 AUSWTXSZDS1 AUSUTXZMCM0 512-419 AT&T SOUTHWEST AT&T MOBILITY AUSTTXHODS0 AUSXTXUJCM0 512-499 AT&T SOUTHWEST XO COMMUNICATIONS INC AUSTTXGRDS5 AUSTTXGKDS1 512-415 AT&T MOBILITY AUSUTXNICM4 512-431 AT&T MOBILITY AUSUTXNICM4 512-312 VERIZON SOUTHWEST - TX TW TELECOM SPRINT SPRINT NEXTEL BUDATXXADS0 AUSWTXSZDS1 AUSTTXHOHMD AUSVTXLU1MD 512-936 AT&T SOUTHWEST AUSTTXFIDS0 512-659 SPRINT PCS AUSUTXZMCM0 512-794 AT&T SOUTHWEST AUSTTXFIDS0 512-797 SPRINT PCS AUSUTXZM1MD 512-753 CENTURYTEL AT&T MOBILITY SMRCTXXADS0 AUSUTXNICM4 512-395 CENTURYTEL AT&T MOBILITY SMRCTXXADS0 AUSXTXUJCM0 AUSUTXNICM4 512-610 LOGIX COMMUNICATIONS AUSUTXBPDS1 512-682 TW TELECOM LEVEL 3 AUSUTXLADS0 AUSTTXGRLMD 512-299 T-MOBILE BIRCH COMMUNICATIONS OF THE SOUTHWEST AUSWTXGX6MD AUSTTXGR00Z 512-556 AT&T SOUTHWEST LMPSTXLSDS0 512-283 AT&T SOUTHWEST AUSTTXRRDS0 512-249 AT&T SOUTHWEST AUSTTXJODS0 512-480 AT&T SOUTHWEST AUSTTXGRDS5 512-463 AT&T SOUTHWEST AUSTTXFIDS0 512-963 AT&T MOBILITY AUSUTXNIG00 512-531 TW TELECOM SPRINT AUSUTXLADS0 AUSTTXHOHMD 512-841 AT&T SOUTHWEST AUSTTXGRDS5 512-338 AT&T SOUTHWEST AUSTTXFIDS0 512-212 AT&T MOBILITY LEVEL 3 WORLDCALL INTERCONNECT FEATURE GROUP IP BANDWIDTH.COM AUSXTXUJCM0 AUSTTXUH0MD AUSTTX92X0X AUSYTXFC1MD 512-392 CENTURYTEL SMRCTXXADS0 512-444 AT&T SOUTHWEST AUSTTXHIDS0 512-323 AT&T SOUTHWEST AUSTTXHODS0 512-898 VERIZON SOUTHWEST - TX SPRINT FEATURE GROUP IP WORLDCALL INTERCONNECT THDLTXXADS0 AUSTTXHOHMD AUSTTX92X0X 512-638 VERIZON WIRELESS BIRCH COMMUNICATIONS OF THE SOUTHWEST AUSUTXHP1MD AUSTTXGR00Z 512-475 AT&T SOUTHWEST AUSTTXFIDS0 512-601 VERIZON SOUTHWEST - TX LYSPTXXARS1 DALETXXADS0 512-303 AT&T SOUTHWEST BSTRTXBSDS0 512-349 AT&T SOUTHWEST AUSTTXFIDS0 512-506 T-MOBILE AT&T SOUTHWEST AUSWTXGX6MD AUSTTXJODS0 512-342 AT&T SOUTHWEST AUSTTXFIDS0 512-619 SPRINT PCS AUSUTXZMCM0 512-487 SPRINT PCS YMAX COMMUNICATIONS AT&T SOUTHWEST SPRINT AUSUTXZMCM0 AUSYTX27DS0 AUSTTXHIDS0 AUSTTXHOHMD 512-322 AT&T SOUTHWEST AUSTTXGRDS5 512-755 VERIZON WIRELESS RCDLTXAF1MD 512-268 VERIZON SOUTHWEST - TX SPRINT KYLETXXADS0 AUSTTXHOHMD 512-306 AT&T SOUTHWEST AUSTTXFADS0 512-279 TW TELECOM AUSTTX56DC0 512-456 TW TELECOM GLOBAL CROSSING LOCAL SERVICES INC AUSWTXSZDS1 AUSVTXYT8MD 512-632 AT&T MOBILITY AUSUTXNICM4 512-436 LEVEL 3 CRICKET COMMUNICATIONS AT&T SOUTHWEST SPRINT AUSUTXLLDS0 AUSZTX91GT0 AUSTTXHIDS0 AUSTTXHOHMD 512-809 VERIZON WIRELESS AUSUTXHP1MD 512-291 AT&T SOUTHWEST SPRINT AUSTTXMCDS0 AUSTTXHOHMD 512-429 VERIZON WIRELESS GRANDE COMMUNICATIONS NETWORKS RCDLTXAF1MD AUSTTXGRGMD 512-328 AT&T SOUTHWEST AUSTTXFADS0 512-671 AT&T MOBILITY AT&T SOUTHWEST TELEPORT COMMUNICATIONS GROUP AUSXTXUJCM0 AUSTTXRRDS0 AUSTTXGRDS7 512-538 GRANDE COMMUNICATIONS NETWORKS SPRINT NEXTEL AT&T MOBILITY AUSTTXGRGMD AUSVTXLU1MD AUSXTXUJCM0 512-365 VERIZON WIRELESS AT&T SOUTHWEST AUSUTXHP1MD TAYLTXTADS0 512-486 SPRINT NEXTEL AT&T SOUTHWEST TW TELECOM AUSVTXLU1MD AUSTTXHIDS0 AUSUTXLADS0 512-605 GRANDE COMMUNICATIONS NETWORKS AUSTTXGRGMD 512-762 SPRINT PCS AUSUTXZM1MD 512-945 CRICKET COMMUNICATIONS AUSZTX91GT0 512-363 T-MOBILE AT&T SOUTHWEST SPRINT AUSWTXGX6MD AUSTTXCVRS1 AUSTTXHOHMD 512-721 VERIZON BUSINESS SPRINT SPRINT NEXTEL SPRINT PCS AUSUTX78DS0 AUSTTXHOHMD AUSVTXLU1MD AUSUTXZMCM0 512-725 TW TELECOM AUSUTXLADS0 512-789 SPRINT PCS AUSUTXZM1MD 512-252 AT&T SOUTHWEST AUSTTXPFDS0 512-524 GRANDE COMMUNICATIONS NETWORKS LEVEL 3 AUSUTXYYPS0 AUSUTXLLDS0 512-597 TW TELECOM AUSUTXLADS0 512-974 AT&T SOUTHWEST AUSTTXGRDS5 512-607 GRANDE COMMUNICATIONS NETWORKS TW TELECOM LEVEL 3 AUSTTXGRGMD AUSWTXSZDS1 AUSTTXGRLMD 512-757 AT&T MOBILITY GRANDE COMMUNICATIONS NETWORKS AUSUTXNICM4 SMRCTXXAH01 512-564 AT&T MOBILITY AT&T SOUTHWEST AUSXTXUJCM0 LMPSTXLSDS0 512-503 CENTRAL TEXAS TECHNOLOGIES LP LNDRTX01DS0 512-990 AT&T SOUTHWEST AUSTTXPFDS0 512-360 AT&T SOUTHWEST BESTLINE COMMUNICATIONS AT&T MOBILITY SMVLTXSMRS0 AUSTTX92SMD AUSXTXUJCM0 512-826 AT&T MOBILITY AUSUTXNICM4 512-438 AT&T SOUTHWEST AT&T MOBILITY AUSTTXHIDS0 AUSXTXUJCM0 512-250 AT&T SOUTHWEST AUSTTXJODS0 AUSTTXFADS0 512-866 AFFORDABLE TELECOM AUSTTXHOKMD 512-324 AT&T SOUTHWEST AUSTTXHODS0 512-500 AFFORDABLE TELECOM AUSTTXHOKMD 512-223 AT&T SOUTHWEST AUSTTXWADS0 512-562 LEVEL 3 AUSTTXUH0MD 512-842 LEVEL 3 VERIZON SOUTHWEST - TX FEATURE GROUP IP AUSTTXGRLMD WMBRTXXADS0 AUSTTX92X0X 512-376 AT&T SOUTHWEST LCKHTXLKDS1 512-523 GRANDE COMMUNICATIONS NETWORKS TW TELECOM LEVEL 3 FEATURE GROUP IP WORLDCALL INTERCONNECT SPRINT BUDATXXA4MD AUSWTXSZDS1 AUSTTXUH5MD AUSTTX92X0X AUSTTXHOHMD 512-729 TEX-LINK COMMUNICATIONS INC AUSTTX65DS1 512-674 AT&T SOUTHWEST SPRINT PCS AT&T MOBILITY TW TELECOM AUSTTXWADS0 AUSUTXZMCM0 AUSXTXUJCM0 AUSWTXSZDS1 512-488 VERIZON SOUTHWEST - TX FNTRTXXARS0 512-207 T-MOBILE AT&T SOUTHWEST AUSWTXGX6MD AUSTTXHODS0 512-404 AT&T SOUTHWEST AUSTTXGRDS5 512-927 AT&T SOUTHWEST SPRINT PCS AUSTTXWADS0 AUSUTXZMCM0 512-490 AT&T SOUTHWEST AUSTTXTEDS0 512-394 AT&T SOUTHWEST SPRINT NEXTEL LEVEL 3 LEVEL 3 SPRINT AUSTTXCVDS0 AUSVTXLU1MD AUSTTXGRLMD AUSUTXLLDS0 AUSTTXHOHMD 512-229 GRANDE COMMUNICATIONS NETWORKS TEL WEST NETWORK SERVICES CORPORATION AT&T INTERNET SERVICES AT&T MOBILITY SPRINT NEXTEL AUSTTXGRGMD AUSTTXGRX1Y AUSTTXGRYMD AUSUTXNIG00 AUSXTXUJCM0 AUSVTXLU1MD 512-293 T-MOBILE AUSWTXGX6MD 512-355 LEVEL 3 VERIZON SOUTHWEST - TX LEVEL 3 SPRINT AUSTTXUH0MD BRTRTXXARS0 AUSTTXGRLMD AUSTTXHOHMD 512-823 AT&T SOUTHWEST AUSTTXTEDS0 512-236 AT&T SOUTHWEST LEVEL 3 AUSTTXGRDS5 AUSUTXLLDS0 512-652 VERIZON BUSINESS XO COMMUNICATIONS INC SPRINT NEXTEL AUSUTX78DS0 AUSTTXGKDS0 AUSVTXLU1MD 512-934 AT&T MOBILITY VERIZON WIRELESS TELEPORT COMMUNICATIONS GROUP AT&T SOUTHWEST AUSXTXUJCM0 AUSUTXHP1MD AUSTTXGRDS7 AUSTTXWADS0 512-233 XO COMMUNICATIONS INC AT&T SOUTHWEST SPRINT NEXTEL AUSTTXGKDS0 AUSTTXPFDS0 AUSTTXMCDS0 AUSVTXLU1MD 512-701 CRICKET COMMUNICATIONS AUSZTX91GT0 512-398 AT&T SOUTHWEST LCKHTXLKDS1 512-868 VERIZON SOUTHWEST - TX AT&T MOBILITY GRTWTXXADS0 AUSUTXNIG00 512-824 TEX-LINK COMMUNICATIONS INC AUSTTX65DS1 512-525 SPRINT PCS AUSUTXZMCM2 512-484 AT&T MOBILITY AUSUTXNIG00 AUSXTXUJCM0 512-288 AT&T SOUTHWEST AUSTTXCVDS0 512-310 AT&T SOUTHWEST AUSTTXRRDS0 512-228 T-MOBILE AT&T SOUTHWEST AUSWTXGX6MD AUSTTXWADS0 512-462 AT&T SOUTHWEST AUSTTXHIDS0 512-441 AT&T SOUTHWEST AUSTTXHIDS0 512-905 T-MOBILE AUSWTXGX6MD 512-786 SPRINT PCS AUSUTXZMCM0 512-378 SPRINT NEXTEL AT&T SOUTHWEST SPRINT PCS AUSVTXLU1MD AUSTTXJODS0 AUSUTXZMCM0 512-565 AT&T MOBILITY AUSUTXNICM4 512-876 SPRINT PCS AUSUTXZMCM2 512-439 TW TELECOM AT&T MOBILITY AUSWTXSZDS1 AUSXTXUJCM0 512-369 AT&T SOUTHWEST SPRINT NEXTEL SPRINT SPRINT PCS AUSTTXEVDS0 AUSVTXLU1MD AUSTTXHOHMD AUSUTXZMCM0 512-931 VERIZON SOUTHWEST - TX GRTWTXXADS0 512-827 PANOPTOS XO COMMUNICATIONS AUSXTXZEDS0 AUSYTXFCDS0 512-703 AT&T SOUTHWEST SPRINT PCS AUSTTXGRDS5 AUSUTXZMCM0 AUSTTXPFDS0 512-447 AT&T SOUTHWEST AUSTTXHIDS0 512-245 CENTURYTEL SMRCTXXADS0 512-527 AT&T SOUTHWEST SPRINT AT&T MOBILITY AUSTTXFIDS0 AUSTTXHOHMD AUSXTXUJCM0 512-358 AT&T SOUTHWEST SPRINT AUSTTXTWDS0 AUSTTXHOHMD 512-874 TW TELECOM AUSUTXLADS0 512-261 AT&T SOUTHWEST AUSTTXLWRS0 512-971 AT&T MOBILITY AUSUTXNIG00 512-629 AT&T MOBILITY VERIZON BUSINESS T-MOBILE AUSUTXNIG00 AUSXTXUJCM0 AUSUTX78DS0 AUSWTXGX6MD 512-435 AT&T SOUTHWEST AUSTTXHIDS0 512-451 AT&T SOUTHWEST AUSTTXHODS0 512-996 AT&T SOUTHWEST AUSTTXJODS0 512-460 AT&T SOUTHWEST AT&T MOBILITY AUSTTXHIDS0 AUSXTXUJCM0 512-594 AT&T SOUTHWEST AUSTTXPFDS0 512-801 SPRINT NEXTEL AUSVTXLU1MD 512-215 SPRINT SPRINT NEXTEL XO COMMUNICATIONS INC AUSTTXHOHMD AUSVTXLU1MD AUSTTXGKDS0 512-928 AT&T SOUTHWEST AUSTTXWADS0 512-944 AT&T MOBILITY AUSUTXNIG00 512-690 VERIZON BUSINESS SPRINT NEXTEL BIRCH COMMUNICATIONS OF THE SOUTHWEST TELEPORT COMMUNICATIONS GROUP AUSUTX78DS0 AUSVTXLU1MD AUSTTXGR00Z AUSTTXGRDS7 512-628 GRANDE COMMUNICATIONS NETWORKS XO COMMUNICATIONS INC AUSUTXYYPS0 AUSTTXGKDS1 512-448 AT&T SOUTHWEST AUSTTXHIDS0 512-776 TW TELECOM AUSTTX56DC0 512-901 TW TELECOM AUSUTXLADS0 512-421 AT&T SOUTHWEST AUSTTXHODS0 512-805 CENTURYTEL SMRCTXXADS0 512-835 AT&T SOUTHWEST AUSTTXTEDS0 512-889 AFFORDABLE TELECOM AUSTTXHOKMD 512-317 CRICKET COMMUNICATIONS AUSZTX91GT0 512-995 AT&T MOBILITY AUSXTXUJCM0 512-756 VERIZON SOUTHWEST - TX VERIZON WIRELESS BURNTXXADS0 RCDLTXAF1MD 512-851 AT&T SOUTHWEST SPRINT PCS AUSTTXHIDS1 AUSUTXZMCM0 512-314 AT&T SOUTHWEST AUSTTXFADS0 512-848 SPRINT NEXTEL AUSVTXLU1MD 512-787 SPRINT PCS AUSUTXZM1MD 512-814 SPRINT AT&T MOBILITY AUSTTXHOHMD AUSUTXNIG00 512-473 AT&T SOUTHWEST SPRINT PCS AUSTTXGRDS5 AUSUTXZMCM0 512-858 VERIZON SOUTHWEST - TX DRSPTXXADS0 512-364 LEVEL 3 VERIZON WIRELESS AUSUTXLLDS0 AUSUTXHP1MD 512-891 AT&T SOUTHWEST AUSTTXTWDS0 512-818 AT&T MOBILITY AUSUTXNICM4 512-507 SPRINT PCS AUSUTXZMCM0 512-803 CRICKET COMMUNICATIONS AUSZTX91GT0 512-942 VERIZON SOUTHWEST - TX VERIZON BUSINESS GRTWTXXADS1 AUSUTX78DS0 512-699 SPRINT PCS AUSUTXZMCM0 512-382 SPRINT TELEPORT COMMUNICATIONS GROUP TW TELECOM AUSTTXHOHMD AUSTTXGRDS7 AUSWTXSZDS1 512-272 AT&T SOUTHWEST AUSTTXMADS0 512-879 TW TELECOM LEVEL 3 AT&T MOBILITY AUSWTXSZDS2 AUSUTXLLDS0 AUSXTXUJCM0 512-984 AT&T SOUTHWEST AUSTTXCFRS0 512-508 T-MOBILE AUSWTXGX6MD 512-636 VERIZON WIRELESS AUSUTXHP1MD 512-414 AT&T SOUTHWEST AUSTTXGRDS5 512-930 VERIZON SOUTHWEST - TX GRTWTXXADS0 512-259 AT&T SOUTHWEST AUSTTXLEDS0 512-246 AT&T SOUTHWEST AUSTTXRRDS0 512-573 SPRINT PCS AUSUTXZMCM0 512-620 AT&T SOUTHWEST LCKHTXLKDS1 512-785 T-MOBILE AUSWTXGX6MD 512-381 TEL WEST NETWORK SERVICES CORPORATION AUSTTXGRX1Y 512-206 AT&T SOUTHWEST T-MOBILE AUSTTXHODS0 AUSWTXGX6MD 512-386 AT&T SOUTHWEST SPRINT AUSTTXEVDS0 AUSTTXHOHMD 512-423 AT&T MOBILITY AUSUTXNICM4 512-459 AT&T SOUTHWEST AUSTTXHODS0 512-728 TW TELECOM AUSWTXSZDS1 512-870 AT&T SOUTHWEST AT&T MOBILITY XO COMMUNICATIONS INC AUSTTXGRDS5 AUSXTXUJCM0 AUSTTXGKDS1 512-771 AT&T MOBILITY AUSUTXNICM4 512-532 TW TELECOM AUSUTXLADS0 512-932 EMBARQ/WESTERN OPERATIONS (KS MN MO NE NV OR TX WA WY) KMPNTXXARS0 512-493 TW TELECOM AUSUTXLADS0 512-892 AT&T SOUTHWEST AUSTTXTWDS0 512-829 LEVEL 3 TW TELECOM SPRINT TELEPORT COMMUNICATIONS GROUP AUSTTXGRLMD AUSWTXSZDS1 AUSTTXHOHMD AUSTTXGRDS7 512-687 CAPROCK TELECOMMUNICATIONS XO COMMUNICATIONS INC AUSWTXOODS0 AUSTTXGKDS0 512-519 TW TELECOM SPRINT AUSUTXLADS0 AUSTTXHOHMD 512-639 VERIZON WIRELESS AUSUTXHP1MD 512-912 AT&T SOUTHWEST AT&T MOBILITY AUSTTXHIDS0 AUSXTXUJCM0 512-549 AT&T SOUTHWEST BSTRTXBSDS0 512-888 FEATURE GROUP IP AUSTTX92X0X 512-278 AT&T SOUTHWEST AUSTTXMADS0 512-669 T-MOBILE AT&T SOUTHWEST LEVEL 3 AUSWTXGX6MD AUSTTXMCRS1 AUSUTXLLDS0 512-546 GRANDE COMMUNICATIONS NETWORKS FEATURE GROUP IP WORLDCALL INTERCONNECT AUSTTXGRGMD AUSTTX92X0X 512-239 AT&T SOUTHWEST AT&T MOBILITY AUSTTXTEDS0 AUSXTXUJCM0 512-504 GRANDE COMMUNICATIONS NETWORKS SPRINT SPRINT NEXTEL VERIZON BUSINESS KYLETXXA4MD AUSTTXHOHMD AUSVTXLU1MD AUSUTX78DS0 512-663 VERIZON WIRELESS AUSUTXHP1MD 512-335 AT&T SOUTHWEST AUSTTXJODS0 512-352 AT&T SOUTHWEST TAYLTXTADS0 512-763 VERIZON SOUTHWEST - TX TW TELECOM GRTWTXXADS0 AUSWTXSZDS1 512-388 AT&T SOUTHWEST AUSTTXRRDS0 512-678 TEL WEST NETWORK SERVICES CORPORATION AUSTTXGRX1Y 512-719 AT&T SOUTHWEST AUSTTXTEDS0 512-779 SPRINT PCS AUSUTXZMCM0 512-474 AT&T SOUTHWEST AUSTTXGRDS5 512-350 SPRINT PCS SPRINT AUSUTXZMCM0 AUSTTXHOHMD 512-539 LEVEL 3 TW TELECOM VERIZON WIRELESS AUSUTXLLDS0 AUSUTXLADS0 AUSUTXHP1MD 512-977 AT&T SOUTHWEST AUSTTXTEDS0 512-495 AT&T SOUTHWEST AUSTTXGRDS5 512-623 AT&T MOBILITY LEVEL 3 AT&T SOUTHWEST TW TELECOM AUSXTXUJCM0 AUSUTXLLDS0 AUSTTXFIDS0 AUSWTXSZDS1 AUSUTXLADS0 512-885 AFFORDABLE TELECOM AUSTTXHOKMD 512-832 AT&T SOUTHWEST AUSTTXTEDS0 512-461 AT&T MOBILITY AUSUTXNIG00 512-309 FEATURE GROUP IP SPRINT WORLDCALL INTERCONNECT AUSTTX92X0X AUSTTXHOHMD 512-357 VERIZON SOUTHWEST - TX SPRINT MRDLTXXADS0 AUSTTXHOHMD 512-347 AT&T SOUTHWEST AUSTTXFADS0 512-637 BESTLINE COMMUNICATIONS AUSTTX92SMD 512-581 AT&T SOUTHWEST AT&T MOBILITY BIRCH COMMUNICATIONS OF THE SOUTHWEST BSTRTXBSDS0 AUSUTXNIG00 AUSTTXGR00Z AUSXTXUJCM0 512-733 AT&T SOUTHWEST SPRINT PCS AUSTTXRRDS0 AUSUTXZMCM0 512-476 AT&T SOUTHWEST AUSTTXGRDS5 512-608 AT&T SOUTHWEST VERIZON WIRELESS SPRINT AUSTTXLWRS0 AUSUTXHP1MD AUSTTXHOHMD 512-941 AT&T SOUTHWEST AUSTTXGRDS5 512-231 AT&T SOUTHWEST AUSTTXFIDS0 512-664 TW TELECOM AUSWTXSZDS1 512-529 VERIZON WIRELESS SPRINT PCS AUSUTXHP1MD AUSUTXZMCM0 512-750 AT&T MOBILITY AUSUTXNICM4 512-616 LOGIX COMMUNICATIONS AUSUTXBPDS1 512-416 AT&T SOUTHWEST AUSTTXHIDS0 512-844 SPRINT NEXTEL AUSVTXLU1MD

Block Name Assigned To Switches 512-408 CENTURYTEL SMRCTXXADS0 512-890 AFFORDABLE TELECOM AUSTTXHOKMD 512-428 AT&T SOUTHWEST SPRINT AUSTTXHIDS0 AUSTTXHOHMD 512-422 AT&T MOBILITY AUSUTXNICM4 512-683 TW TELECOM AUSUTXLADS0 512-300 SPRINT T-MOBILE AT&T SOUTHWEST AUSTTXHOHMD AUSWTXGX6MD AUSTTXHODS0 512-434 AT&T SOUTHWEST AT&T MOBILITY AUSTTXHIDS0 AUSXTXUJCM0 512-505 AT&T SOUTHWEST SPRINT AUSTTXGRDS5 AUSTTXHOHMD 512-943 VERIZON SOUTHWEST - TX SPRINT GRTWTXXADS1 AUSTTXHOHMD 512-374 AT&T SOUTHWEST AUSTTXHODS0 512-838 AT&T SOUTHWEST AUSTTXTEDS0 512-656 AT&T MOBILITY AUSUTXNICM4 512-736 T-MOBILE AUSWTXGX6MD 512-972 AT&T SOUTHWEST AUSTTXGRDS5 512-542 AT&T SOUTHWEST SPRINT PCS AUSTTXGRDS5 AUSUTXZMCM0 512-401 AT&T SOUTHWEST SPRINT SPRINT PCS AUSTTXJODS0 AUSTTXHOHMD AUSUTXZMCM0 512-852 WESTEL INC SPRINT TW TELECOM XO COMMUNICATIONS AUSTTX92DS1 AUSTTXHOHMD AUSUTXLADS0 AUSYTXFCDS0 AUSWTXSZDS2 512-791 SPRINT PCS AUSUTXZM1MD 512-468 AT&T MOBILITY AUSUTXNIG00 512-895 XO COMMUNICATIONS INC AT&T SOUTHWEST AUSTTXGKDS1 AUSTTXTWDS0 512-754 CENTURYTEL SMRCTXXADS0 512-454 AT&T SOUTHWEST AUSTTXHODS0 512-385 AT&T SOUTHWEST AUSTTXEVDS0 512-370 AT&T SOUTHWEST AUSTTXGRDS5 512-651 VERIZON BUSINESS AUSUTX78DS0 512-452 AT&T SOUTHWEST AUSTTXHODS0 512-287 T-MOBILE XO COMMUNICATIONS INC LEVEL 3 AUSWTXGX6MD AUSTTXGKDS0 AUSTTXGRLMD 512-853 AT&T MOBILITY XO COMMUNICATIONS INC AUSXTXUJCM0 AUSTTXGKDS0 512-315 AT&T SOUTHWEST AUSTTXGRDS5 512-380 AT&T SOUTHWEST LEVEL 3 XO COMMUNICATIONS INC AUSTTXHODS0 AUSUTXLLDS0 AUSTTXGKDS0 512-904 SPRINT TW TELECOM XO COMMUNICATIONS INC AUSTTXHOHMD AUSWTXSZDS1 AUSTTXGKDS1 512-494 AT&T SOUTHWEST SPRINT AUSTTXGRDS5 AUSTTXHOHMD 512-232 AT&T SOUTHWEST AUSTTXGRDS5 512-425 XO COMMUNICATIONS AT&T SOUTHWEST AUSYTXFCDS0 AUSTTXFIDS0 512-430 VERIZON WIRELESS LEVEL 3 FEATURE GROUP IP BANDWIDTH.COM AT&T SOUTHWEST WORLDCALL INTERCONNECT AUSUTXHP1MD AUSTTXUH5MD AUSTTX92X0X AUSTTXUH0MD AUSYTXFC1MD RCDLTXRDRS1 512-973 AT&T SOUTHWEST AUSTTXTEDS0 512-923 AT&T MOBILITY AUSUTXNIG00 512-424 AT&T SOUTHWEST SPRINT PCS AUSTTXHIDS0 AUSUTXZMCM0 512-567 VERIZON WIRELESS AUSUTXHP1MD 512-947 T-MOBILE AUSWTXGX6MD 512-295 VERIZON SOUTHWEST - TX BUDATXXADS0 512-502 AT&T SOUTHWEST SPRINT PCS SPRINT AUSTTXFIDS0 AUSUTXZMCM0 AUSTTXHOHMD 512-662 CRICKET COMMUNICATIONS COST PLUS COMMUNICATIONS AUSZTX91GT0 AUSYTXFC0MD 512-732 AT&T SOUTHWEST AUSTTXFADS0 512-767 T-MOBILE 1STEL INC TW TELECOM AUSWTXGX6MD AUSTTXHOCMD AUSUTXLADS0 512-899 AT&T SOUTHWEST AUSTTXTWDS0 512-988 AT&T MOBILITY AUSXTXUJCM0 512-847 VERIZON SOUTHWEST - TX WMBRTXXADS0 512-966 AT&T MOBILITY AUSUTXNIG00 512-812 LEVEL 3 AUSTTXUH0MD 512-759 EMBARQ/WESTERN OPERATIONS (KS MN MO NE NV OR TX WA WY) HUTTTXXARP0 512-257 AT&T SOUTHWEST AUSTTXJODS0 512-273 VERIZON SOUTHWEST - TX FEATURE GROUP IP SPRINT WORLDCALL INTERCONNECT MCDDTXXADS0 AUSTTX92X0X AUSTTXHOHMD 512-292 AT&T SOUTHWEST AUSTTXMCDS0 512-708 AT&T SOUTHWEST AUSTTXGRDS5 512-764 VERIZON SOUTHWEST - TX FEATURE GROUP IP WORLDCALL INTERCONNECT DALETXXADS0 AUSTTX92X0X 512-224 AT&T SOUTHWEST AUSTTXHODS0 512-615 LOGIX COMMUNICATIONS AUSUTXBPDS1 512-634 AT&T LOCAL SPRINT NEXTEL LEVEL 3 AUSTTXGRDS4 AUSVTXLU1MD AUSUTXLLDS0 512-321 AT&T SOUTHWEST BSTRTXBSDS0 512-332 AT&T SOUTHWEST BSTRTXBSDS0 512-341 AT&T SOUTHWEST AUSTTXRRDS0 512-316 C3 COMMUNICATIONS INC AUSTTXPA00W 512-925 AT&T MOBILITY AUSUTXNIG00 512-727 TW TELECOM AUSTTX56DC0 512-240 GRANDE COMMUNICATIONS NETWORKS SPRINT NEXTEL SPRINT LEVEL 3 AUSTTXGRGMD AUSVTXLU1MD AUSTTXHOHMD AUSTTXHOFMD 512-877 AFFORDABLE TELECOM AUSTTXHOKMD 512-345 AT&T SOUTHWEST AUSTTXFIDS0 512-747 TW TELECOM AUSWTXSZDS1 512-533 TW TELECOM AT&T SOUTHWEST AUSUTXLADS0 AUSTTXHODS0 AUSTTXPFDS0 512-563 SPRINT NEXTEL AUSVTXLU1MD 512-641 GRANDE COMMUNICATIONS NETWORKS AUSTTXGRGMD 512-705 AT&T MOBILITY AUSUTXNIG00 512-867 AT&T SOUTHWEST AUSTTXGRDS5 512-646 TEX-LINK COMMUNICATIONS INC AUSTTX65DS1 512-882 AFFORDABLE TELECOM AUSTTXHOKMD 512-482 AT&T SOUTHWEST AUSTTXGRDS5 512-949 CRICKET COMMUNICATIONS XO COMMUNICATIONS AT&T MOBILITY AUSZTX91GT0 AUSYTXFCDS0 AUSUTXNIG00 512-939 CRICKET COMMUNICATIONS AUSZTX91GT0 512-978 AT&T SOUTHWEST AUSTTXGRDS5 512-997 AT&T SOUTHWEST SPRINT PCS AT&T MOBILITY AUSTTXTEDS0 AUSUTXZMCM0 AUSXTXUJCM0 512-745 VERIZON WIRELESS XO COMMUNICATIONS INC AUSUTXHP1MD AUSTTXGKDS1 512-453 AT&T SOUTHWEST AUSTTXHODS0 512-777 XO COMMUNICATIONS INC WORLDCALL INTERCONNECT AUSTTXGKDS1 AUSTTX92X0X 512-485 TW TELECOM AUSUTXLADS0 512-685 TW TELECOM AUSUTXLADS0 512-819 VERIZON SOUTHWEST - TX GRTWTXXADS0 512-825 T-MOBILE AUSWTXGX6MD 512-483 AT&T SOUTHWEST AT&T MOBILITY SPRINT NEXTEL AUSTTXHODS0 AUSXTXUJCM0 AUSVTXLU1MD 512-418 AT&T SOUTHWEST VERIZON WIRELESS AUSTTXFIDS0 AUSUTXHP1MD 512-242 AT&T SOUTHWEST AUSTTXFIDS0 512-264 AT&T SOUTHWEST T-MOBILE AUSTTXBERS0 AUSWTXGX6MD 512-630 SPRINT PCS AUSUTXZMCM2 512-585 VERIZON WIRELESS AUSUTXHP1MD 512-410 LEVEL 3 XO COMMUNICATIONS YMAX COMMUNICATIONS VERIZON WIRELESS AUSTTXUH5MD AUSYTXFCDS0 AUSYTX27DS0 AUSUTXHP1MD 512-924 AT&T MOBILITY AUSUTXNIG00 512-302 AT&T SOUTHWEST AUSTTXHODS0 512-569 VERIZON WIRELESS AUSUTXHP1MD 512-540 VERIZON WIRELESS AT&T MOBILITY FEATURE GROUP IP WORLDCALL INTERCONNECT AUSUTXHP1MD AUSXTXUJ1MD AUSTTX92X0X 512-707 AT&T SOUTHWEST AUSTTXHIDS0 512-617 LOGIX COMMUNICATIONS AUSUTXBPDS1 512-948 VERIZON SOUTHWEST - TX AT&T MOBILITY GRTWTXXADS0 AUSUTXNIG00 512-869 VERIZON SOUTHWEST - TX AT&T MOBILITY GRTWTXXADS0 AUSUTXNICM4 512-734 VERIZON WIRELESS VERIZON WIRELESS LMPSTX991MD AUSUTXHP1MD 512-739 AT&T MOBILITY AUSUTXNIG00 512-371 AT&T SOUTHWEST LEVEL 3 AUSTTXHODS0 AUSUTXLLDS0 512-356 AT&T SOUTHWEST SPRINT AUSTTXEVDS0 AUSTTXHOHMD 512-940 AT&T MOBILITY AUSUTXNIG00 512-496 AT&T MOBILITY AUSUTXNIG00 512-697 XO COMMUNICATIONS INC TW TELECOM AT&T SOUTHWEST AUSTTXGKDS1 AUSTTXGKDS0 AUSUTXLADS0 AUSTTXFADS0 512-280 AT&T SOUTHWEST AUSTTXMCDS0 512-336 AT&T SOUTHWEST AUSTTXJODS0 512-964 AT&T MOBILITY AUSUTXNIG00 512-547 AT&T MOBILITY YMAX COMMUNICATIONS AUSUTXNIG00 AUSYTX27DS0 512-668 WORLDCALL INTERCONNECT FEATURE GROUP IP AT&T INTERNET SERVICES SPRINT BANDWIDTH.COM AUSTTX92X0X AUSTTXGRYMD AUSTTXHOHMD AUSYTXFC1MD 512-718 AT&T MOBILITY SPRINT NEXTEL VERIZON WIRELESS AUSXTXUJCM0 AUSUTXNIG00 AUSVTXLU1MD AUSUTXHP1MD 512-339 AT&T SOUTHWEST AUSTTXTEDS0 512-391 AT&T SOUTHWEST AUSTTXGRDS5 512-909 T-MOBILE AUSWTXGX6MD 512-743 SPRINT PCS AUSUTXZMCM0 512-294 SPRINT PCS SPRINT AUSUTXZMCM0 AUSTTXHOHMD 512-402 AT&T SOUTHWEST SPRINT NEXTEL LEVEL 3 AUSTTXBCRS0 AUSVTXLU1MD AUSUTXLLDS0 512-554 T-MOBILE AUSWTXGX6MD 512-241 AT&T SOUTHWEST AT&T MOBILITY AUSTTXFIDS0 AUSXTXUJCM0 512-577 T-MOBILE AUSWTXGX6MD 512-263 AT&T SOUTHWEST AUSTTXBCRS0 512-557 VERIZON WIRELESS AUSUTXHP1MD 512-746 FEATURE GROUP IP LEVEL 3 VERIZON SOUTHWEST - TX SPRINT WORLDCALL INTERCONNECT AUSTTX92X0X AUSTTXUH0MD JRRLTXXADS0 AUSTTXHOHMD 512-457 AT&T SOUTHWEST TW TELECOM AUSTTXGRDS5 AUSUTXLADS0 512-961 T-MOBILE LEVEL 3 SPRINT PCS AUSWTXGX6MD AUSUTXLLDS0 AUSUTXZMCM0 512-465 AT&T SOUTHWEST SPRINT AUSTTXHODS0 AUSTTXHOHMD 512-331 AT&T SOUTHWEST AUSTTXJODS0 512-922 AT&T MOBILITY AUSUTXNIG00 512-775 T-MOBILE AUSWTXGX6MD 512-983 AT&T MOBILITY AUSXTXUJCM0 AUSUTXNIG00 512-521 GRANDE COMMUNICATIONS NETWORKS AUSTTXGRGMD 512-275 XO COMMUNICATIONS TW TELECOM XO COMMUNICATIONS INC AUSYTXFCDS0 AUSWTXSZDS1 AUSTTXGKDS0 512-981 AT&T SOUTHWEST AT&T MOBILITY AUSTTXHIDS0 AUSUTXNIG00 512-433 SPRINT PCS AT&T SOUTHWEST SPRINT AT&T MOBILITY AUSUTXZMCM0 AUSTTXHIDS0 AUSTTXHOHMD AUSXTXUJCM0 512-267 AT&T SOUTHWEST AUSTTXLTRS0 512-704 AT&T SOUTHWEST T-MOBILE YMAX COMMUNICATIONS AUSTTXHIDS0 AUSWTXGX6MD AUSYTX27DS0 512-445 AT&T SOUTHWEST AUSTTXHIDS0 512-609 TW TELECOM AT&T SOUTHWEST SPRINT SPRINT PCS AUSUTXLADS0 AUSTTXGRDS5 AUSTTXHOHMD AUSUTXZMCM0 512-970 AT&T MOBILITY AUSUTXNICM4 512-450 AT&T SOUTHWEST SPRINT NEXTEL AT&T MOBILITY TW TELECOM AUSTTXHODS0 AUSVTXLU1MD AUSXTXUJCM0 AUSWTXSZDS1 512-329 AT&T SOUTHWEST AUSTTXFADS0 512-760 CHINOOK WIRELESS BSTRTXBUCM3 512-253 VERIZON SOUTHWEST - TX FEATURE GROUP IP WORLDCALL INTERCONNECT PAGETXXADS0 AUSTTX92X0X 512-752 EMBARQ/WESTERN OPERATIONS (KS MN MO NE NV OR TX WA WY) LOMTTXXADS0 512-769 SPRINT PCS AUSUTXZMCM0 512-383 AT&T SOUTHWEST SPRINT CRICKET COMMUNICATIONS AUSTTXHIDS0 AUSTTXHOHMD AUSZTX91GT0 512-715 VERIZON SOUTHWEST - TX VERIZON WIRELESS BURNTXXADS0 RCDLTXAF1MD 512-427 AT&T SOUTHWEST AUSTTXFIDS0 512-515 AT&T SOUTHWEST LEVEL 3 GRANDE COMMUNICATIONS NETWORKS LBHLTXLHRS0 AUSTTXUH0MD AUSUTXYYPS0 512-244 AT&T SOUTHWEST AUSTTXRRDS0 512-722 GRANDE COMMUNICATIONS NETWORKS SPRINT LEVEL 3 WORLDCALL INTERCONNECT AUSTTXGRGMD AUSTTXHOHMD AUSTTXGRLMD AUSTTX92X0X 512-672 AT&T SOUTHWEST XO COMMUNICATIONS INC AT&T MOBILITY AUSTTXTEDS0 AUSTTXGKDS0 AUSXTXUJCM0 512-897 AT&T MOBILITY YMAX COMMUNICATIONS SPRINT PCS AUSXTXUJCM0 AUSYTX27DS0 AUSUTXZMCM0 AUSUTXNIG00 512-390 AT&T SOUTHWEST AUSTTXGRDS5 512-692 XO COMMUNICATIONS INC AUSTTXGKDS0 512-584 T-MOBILE SPRINT PCS SPRINT AUSWTXGX6MD AUSUTXZMCM0 AUSTTXHOHMD 512-372 AT&T SOUTHWEST AUSTTXFIDS0 512-420 AT&T SOUTHWEST AUSTTXHODS0 512-373 SPRINT PCS AT&T SOUTHWEST SPRINT AUSUTXZMCM0 AUSTTXHIDS0 AUSTTXHOHMD 512-393 CENTURYTEL AT&T MOBILITY SMRCTXXADS0 AUSUTXNICM4 AUSXTXUJCM0 512-449 VERIZON SOUTHWEST - TX KYLETXXADS0 512-455 EMBARQ/WESTERN OPERATIONS (KS MN MO NE NV OR TX WA WY) MLANTXXARP0 512-296 SPRINT PCS SPRINT AUSUTXZMCM0 AUSTTXHOHMD 512-313 TW TELECOM AUSWTXSZDS1 512-227 AT&T MOBILITY AT&T SOUTHWEST SPRINT NEXTEL AUSXTXUJCM0 LCKHTXLKDS1 AUSVTXLU1MD 512-560 AT&T MOBILITY AUSUTXNICM4 512-471 AT&T SOUTHWEST AUSTTXGRDS5 512-742 AT&T SOUTHWEST AUSTTXFADS0 512-642 GRANDE COMMUNICATIONS NETWORKS SPRINT LEVEL 3 AUSTTXGRGMD AUSTTXHOHMD AUSTTXUH5MD 512-351 T-MOBILE LEVEL 3 SPRINT AUSWTXGX6MD AUSUTXLLDS0 AUSTTXHOHMD 512-907 AT&T SOUTHWEST AUSTTXGRDS5 512-535 XO COMMUNICATIONS INC AT&T MOBILITY AUSTTXGKDS0 AUSXTXUJCM0 AUSUTXNIG01 512-799 SPRINT PCS AUSUTXZM1MD 512-326 AT&T SOUTHWEST AUSTTXHIDS0 512-405 VERIZON SOUTHWEST - TX KYLETXXADS0 512-286 AT&T SOUTHWEST AUSTTXTEDS0 512-576 T-MOBILE AUSWTXGX6MD 512-412 AT&T INTERNET SERVICES TELEPORT COMMUNICATIONS GROUP AUSTTXGRYMD AUSXTXZTBMD 512-650 XO COMMUNICATIONS YMAX COMMUNICATIONS SPRINT PCS AUSYTXFCDS0 AUSYTX27DS0 AUSUTXZMCM0 512-589 SPRINT PCS AUSUTXZMCM0 512-281 AT&T SOUTHWEST AT&T MOBILITY BIRCH COMMUNICATIONS OF THE SOUTHWEST ELGNTXELDS0 AUSUTXNIG00 AUSTTXGR00Z 512-285 WORLDCALL INTERCONNECT AT&T SOUTHWEST SPRINT FEATURE GROUP IP BIRCH COMMUNICATIONS OF THE SOUTHWEST AUSTTX92X0X ELGNTXELDS0 AUSTTXHOHMD AUSTTXGR00Z 512-731 SPRINT PCS AUSUTXZMCM0 512-862 VERIZON SOUTHWEST - TX FEATURE GROUP IP WORLDCALL INTERCONNECT SNGBTXXARS0 AUSTTX92X0X 512-989 AT&T SOUTHWEST AUSTTXPFDS0 512-269 SPRINT NEXTEL GRANDE COMMUNICATIONS NETWORKS SPRINT PCS AUSVTXLU1MD AUSTTXGRGMD AUSUTXZMCM2 512-251 AT&T SOUTHWEST AUSTTXPFDS0 512-661 TEX-LINK COMMUNICATIONS INC SPRINT NEXTEL VERIZON WIRELESS AUSTTX65DS1 AUSVTXLU1MD AUSUTXHP1MD 512-918 AT&T SOUTHWEST AUSTTXJODS0 512-498 TW TELECOM AUSUTXLADS0 512-938 WORLDCALL INTERCONNECT GRANDE COMMUNICATIONS NETWORKS CRICKET COMMUNICATIONS YMAX COMMUNICATIONS FEATURE GROUP IP T-MOBILE AUSTTX92X0X SMRCTXXAH01 SMRCTXXA3MD AUSYTX27DS0 AUSWTXGX3MD 512-740 SPRINT PCS AUSUTXZMCM0 512-509 VERIZON SOUTHWEST - TX GRTWTXXADS0 512-290 YMAX COMMUNICATIONS AUSYTX27DS0 512-992 SPRINT SPRINT PCS AT&T MOBILITY AUSTTXHOHMD AUSUTXZMCM0 AUSUTXNIG00 512-695 AT&T MOBILITY AUSUTXNICM4 512-481 AT&T SOUTHWEST AUSTTXGRDS5 512-216 CRICKET COMMUNICATIONS YMAX COMMUNICATIONS SPRINT PCS SPRINT T-MOBILE SMRCTXXA3MD AUSYTX27DS0 AUSUTXZM1MD AUSTTXHOHMD AUSWTXGX3MD 512-226 AT&T SOUTHWEST T-MOBILE AUSTTXGRDS5 AUSWTXGX6MD 512-489 VERIZON SOUTHWEST - TX LEVEL 3 WORLDCALL INTERCONNECT BANDWIDTH.COM FEATURE GROUP IP BRGSTXXBRL0 AUSTTXUH0MD AUSTTX92X0X AUSYTXFC1MD 512-276 SPRINT NEXTEL AT&T SOUTHWEST SPRINT TELEPORT COMMUNICATIONS GROUP LEVEL 3 BIRCH COMMUNICATIONS OF THE SOUTHWEST AUSVTXLU1MD AUSTTXWADS0 AUSTTXHOHMD AUSTTXGRDS7 AUSTTXGRLMD AUSTTXGR00Z 512-696 SPRINT PCS CRICKET COMMUNICATIONS AUSUTXZMCM0 AUSZTX91GT0 512-377 AT&T SOUTHWEST LEVEL 3 AUSTTXHODS0 AUSUTXLLDS0 512-545 GRANDE COMMUNICATIONS NETWORKS CRICKET COMMUNICATIONS AUSTTXGRGMD AUSZTX91GT0 512-846 EMBARQ/WESTERN OPERATIONS (KS MN MO NE NV OR TX WA WY) HUTTTXXARP0 512-618 AT&T MOBILITY AUSXTXUJCM0 AUSUTXNICM4 512-635 SPRINT PCS AUSUTXZMCM2 512-464 AT&T SOUTHWEST XO COMMUNICATIONS INC AUSTTXHIDS0 AUSTTXGKDS0 512-810 AT&T MOBILITY CRICKET COMMUNICATIONS AUSUTXNIG00 AUSZTX91GT0 512-248 AT&T SOUTHWEST AUSTTXRRDS0 512-751 AT&T MOBILITY AUSUTXNICM4 512-234 VERIZON WIRELESS LEVEL 3 FEATURE GROUP IP YMAX COMMUNICATIONS SPRINT WORLDCALL INTERCONNECT RCDLTXAF1MD AUSTTXUH0MD AUSTTX92X0X AUSYTX27DS0 AUSTTXHOHMD 512-738 SPRINT NEXTEL AUSVTXLU1MD 512-551 LEVEL 3 AT&T INTERNET SERVICES GLOBAL CROSSING LOCAL SERVICES INC TW TELECOM AUSUTXLLDS0 AUSTTXGRYMD AUSVTXYT8MD AUSUTXLADS0 512-985 TEX-LINK COMMUNICATIONS INC SPRINT BANDWIDTH.COM AUSTTX65DS1 AUSTTXHOHMD AUSYTXFC1MD 512-798 TEX-LINK COMMUNICATIONS INC BESTLINE COMMUNICATIONS FEATURE GROUP IP WORLDCALL INTERCONNECT AUSTTX65DS1 AUSTTX92SMD AUSTTX92X0X 512-880 AFFORDABLE TELECOM AUSTTXHOKMD 512-334 TW TELECOM SPRINT AUSWTXSZDS1 AUSTTXHOHMD 512-492 AT&T SOUTHWEST VERIZON WIRELESS BESTLINE COMMUNICATIONS XO COMMUNICATIONS AUSTTXGRRS0 AUSUTXHP1MD AUSTTX92SMD AUSYTXFCDS0 512-526 TELEPORT COMMUNICATIONS GROUP AUSTTXGRDS7 512-726 VERIZON BUSINESS AUSUTX78DS0 512-440 AT&T SOUTHWEST AUSTTXHIDS0 512-238 AT&T SOUTHWEST AUSTTXRRDS0 512-749 VERIZON WIRELESS GRANDE COMMUNICATIONS NETWORKS CRICKET COMMUNICATIONS SPRINT PCS AUSUTXHP1MD SMRCTXXAH01 SMRCTXXA3MD AUSUTXZM1MD 512-843 LEVEL 3 SPRINT PCS AUSUTXLLDS0 AUSUTXZMCM0 512-513 TW TELECOM AUSUTXLADS0 512-218 AT&T SOUTHWEST AUSTTXRRDS0 512-845 SPRINT NEXTEL AUSVTXLU1MD 512-772 BESTLINE COMMUNICATIONS LEVEL 3 AT&T SOUTHWEST BIRCH COMMUNICATIONS OF THE SOUTHWEST AUSTTX92SMD AUSUTXLLDS0 AUSTTXUH5MD BSTRTXBSDS0 AUSTTXGR00Z 512-788 AT&T MOBILITY LEVEL 3 SPRINT PCS AUSXTXUJCM0 AUSTTXGRLMD AUSUTXZMCM0 512-537 BANDWIDTH.COM AUSYTXFC1MD 512-514 SPRINT AT&T SOUTHWEST SPRINT PCS AUSTTXHOHMD AUSTTXFIDS0 AUSUTXZMCM0 512-403 AT&T SOUTHWEST AUSTTXGRDS5 512-693 AT&T SOUTHWEST SPRINT PCS AUSTTXHIDS1 AUSUTXZMCM0 512-501 T-MOBILE LEVEL 3 INFOTELECOM VERIZON BUSINESS TELEPORT COMMUNICATIONS GROUP AUSWTXGX6MD AUSUTXLLDS0 AUSTTXGRXXZ AUSUTX78DS0 AUSTTXGRDS7 512-477 AT&T SOUTHWEST AUSTTXGRDS5 512-795 AT&T SOUTHWEST LEVEL 3 AUSTTXFIDS0 AUSUTXLLDS0 512-761 AT&T MOBILITY AUSUTXNIGT3 512-653 SPRINT PCS AUSUTXZMCM0 512-828 AT&T SOUTHWEST SPRINT PCS XO COMMUNICATIONS INC AUSTTXRRDS0 AUSUTXZMCM0 AUSTTXGKDS0 512-864 VERIZON SOUTHWEST - TX AT&T MOBILITY GRTWTXXADS0 AUSUTXNIG00 512-698 T-MOBILE AUSWTXGX6MD 512-592 VERIZON WIRELESS XO COMMUNICATIONS INC TW TELECOM AUSUTXHP1MD AUSTTXGKDS1 AUSUTXLADS0 AUSTTXGKDS0 512-855 AT&T LOCAL AUSTTXGRXVY 512-929 AT&T SOUTHWEST AUSTTXWADS0 512-396 CENTURYTEL SMRCTXXADS0 512-470 VERIZON WIRELESS AUSUTXHP1MD 512-543 CHINOOK WIRELESS BSTRTXBUCM3 512-469 AT&T SOUTHWEST AUSTTXGRDS5 512-541 VERIZON WIRELESS YMAX COMMUNICATIONS TELEPORT COMMUNICATIONS GROUP AUSUTXHP1MD AUSYTX27DS0 AUSTTXGRDS7 512-706 AT&T SOUTHWEST SPRINT PCS LEVEL 3 AUSTTXHODS0 AUSUTXZMCM0 AUSTTXGRLMD 512-784 SPRINT PCS AUSUTXZM1MD 512-657 AT&T MOBILITY AUSUTXNICM4 512-304 AT&T SOUTHWEST BSTRTXBSDS0 512-458 AT&T SOUTHWEST AUSTTXHODS0 512-544 TW TELECOM AUSUTXLADS0 512-282 AT&T SOUTHWEST AUSTTXMCDS0 512-735 TEL WEST NETWORK SERVICES CORPORATION AUSTTXGRX1Y 512-566 SPRINT NEXTEL AUSTTXGRX8X 512-804 AT&T SOUTHWEST SPRINT PCS AUSTTXHIDS0 AUSUTXZMCM0 512-260 AT&T SOUTHWEST AUSTTXLEDS0 512-712 CRICKET COMMUNICATIONS TELEPORT COMMUNICATIONS GROUP AT&T INTERNET SERVICES AT&T SOUTHWEST AUSZTX91GT0 AUSTTXGRDS7 AUSXTXZT4MD AUSTTXHIDS0 512-467 AT&T SOUTHWEST SPRINT AUSTTXHODS0 AUSTTXHOHMD 512-561 LEVEL 3 AUSTTXUH5MD 512-834 AT&T SOUTHWEST AUSTTXTEDS0 512-220 GRANDE COMMUNICATIONS NETWORKS AUSTTXGRGMD 512-203 SPRINT NEXTEL T-MOBILE AUSVTXLU1MD AUSWTXGX6MD 512-320 AT&T SOUTHWEST AUSTTXGRDS5 512-478 AT&T SOUTHWEST AUSTTXGRDS5 512-965 AT&T MOBILITY AUSUTXNIG00 512-552 CRICKET COMMUNICATIONS AUSZTX91GT0 512-689 SPRINT PCS AUSUTXZMCM0 512-887 AT&T MOBILITY SPRINT PCS AUSUTXNIG00 AUSUTXZMCM0 512-353 CENTURYTEL SMRCTXXADS0 512-340 AT&T SOUTHWEST AUSTTXFIDS0 512-709 SPRINT PCS AUSUTXZMCM0 512-407 AT&T SOUTHWEST AUSTTXHODS0 512-366 T-MOBILE AT&T SOUTHWEST LEVEL 3 SPRINT XO COMMUNICATIONS INC AUSWTXGX6MD AUSTTXEVRS2 AUSUTXLLDS0 AUSTTXHOHMD AUSTTXGKDS0 512-748 SPRINT NEXTEL AUSVTXLU1MD 512-262 SPRINT VERIZON SOUTHWEST - TX FEATURE GROUP IP WORLDCALL INTERCONNECT SPRINT NEXTEL AUSTTXHOHMD KYLETXXADS0 AUSTTX92X0X AUSVTXLU1MD 512-491 AT&T SOUTHWEST AUSTTXTEDS0 512-906 SPRINT TW TELECOM SPRINT PCS VERIZON WIRELESS AUSTTXHOHMD AUSUTXLADS0 AUSUTXZMCM0 AUSUTXHP1MD 512-793 WORLDCALL INTERCONNECT FEATURE GROUP IP VERIZON SOUTHWEST - TX AUSTTX92X0X BCDMTXXADS0 512-602 TELEPORT COMMUNICATIONS GROUP AUSTTXGRDS7 512-588 AT&T MOBILITY LEVEL 3 YMAX COMMUNICATIONS AUSXTXUJCM0 AUSTTXUH0MD AUSYTX27DS0 512-289 AT&T MOBILITY AUSUTXNICM4 512-237 AT&T MOBILITY SPRINT AT&T SOUTHWEST LEVEL 3 GRANDE COMMUNICATIONS NETWORKS AUSXTXUJCM0 AUSTTXHOHMD SMVLTXSMRS0 AUSTTXUH0MD AUSTTXGRGMD 512-857 TW TELECOM AUSUTXLADS0 512-413 AT&T MOBILITY AUSUTXNICM4 512-255 AT&T SOUTHWEST AUSTTXRRDS0 512-796 SPRINT PCS AUSUTXZM1MD 512-559 VERIZON SOUTHWEST - TX SPRINT LYSPTXXARS1 AUSTTXHOHMD 512-894 VERIZON SOUTHWEST - TX WORLDCALL INTERCONNECT FEATURE GROUP IP DRSPTXXADS0 AUSTTX92X0X 512-691 TELEPORT COMMUNICATIONS GROUP AUSTTXGRDS7 512-497 AT&T MOBILITY AUSUTXNIG00 512-861 HYPERCUBE AUSTTXJO6MD 512-213 LEVEL 3 GRANDE COMMUNICATIONS NETWORKS VERIZON WIRELESS AUSTTXUH0MD AUSTTXGRGMD AUSUTXHP1MD 512-658 AT&T MOBILITY AUSUTXNICM4 512-437 AT&T SOUTHWEST SPRINT PCS AUSTTXHIDS0 AUSUTXZMCM0 512-600 GRANDE COMMUNICATIONS NETWORKS AUSTTXGRGMD AUSUTXYYPS0 512-917 AT&T MOBILITY AUSUTXNICM4 512-330 AT&T SOUTHWEST SPRINT AUSTTXFADS0 AUSTTXHOHMD 512-305 AT&T SOUTHWEST AT&T INTERNET SERVICES AUSTTXGRDS5 AUSXTXZT4MD 512-644 SPRINT PCS SPRINT NEXTEL AUSUTXZM1MD AUSVTXLU1MD 512-277 AT&T MOBILITY WORLDCALL INTERCONNECT FEATURE GROUP IP BANDWIDTH.COM AUSXTXUJCM0 AUSTTX92X0X AUSYTXFC1MD 512-716 AT&T SOUTHWEST SPRINT PCS TW TELECOM LEVEL 3 T-MOBILE AUSTTXRRDS0 AUSUTXZMCM0 AUSWTXSZDS1 AUSTTXGRLMD AUSWTXGX6MD 512-587 SPRINT PCS AUSUTXZMCM0 512-344 AT&T SOUTHWEST SPRINT AUSTTXFIDS0 AUSTTXHOHMD 512-479 AT&T SOUTHWEST AUSTTXGRDS5 512-586 T-MOBILE AT&T SOUTHWEST AUSWTXGX6MD AUSTTXHIDS0 512-883 AFFORDABLE TELECOM AUSTTXHOKMD 512-820 VERIZON WIRELESS AUSUTXHP1MD 512-667 VERIZON WIRELESS SPRINT NEXTEL SPRINT AUSUTXHP1MD AUSVTXLU1MD AUSTTXHOHMD 512-921 AT&T MOBILITY AUSUTXNIG00 AUSXTXUJCM0 512-397 AT&T SOUTHWEST AUSTTXGRDS5 512-442 AT&T SOUTHWEST AUSTTXHIDS0 512-908 AT&T SOUTHWEST AUSTTXTEDS0 512-318 VERIZON WIRELESS CRICKET COMMUNICATIONS AUSUTXHP1MD AUSZTX91GT0 512-466 AT&T MOBILITY AUSUTXNIG00 AUSXTXUJCM0 CallerSearch Home Resources About Contact Login search-form