571 (Virginia)

190 Blocks Found in Area 571 - List All

Click on a Block Name for more information about this block.
Block NameAssigned ToSwitches
571-245SPRINT PCSBTVLMDCKCM2
571-327T-MOBILE
VERIZON WIRELESS
COX COMMUNICATIONS
SPRINT PCS
BTVLMD12CMA
ANJTMDAHCM2
FLCHVA19DS0
BTVLMDCKCM2
571-722AT&T LONG DISTANCE
ATX TELECOMMUNICATIONS SERVICES
SPRINT NEXTEL
WASHDC98DS0
HRNDVACKDS0
MCLNVA33CM2
571-246AT&T MOBILITY
SPRINT NEXTEL
ONE COMMUNICATIONS
LSBGVA151MD
FRBGVACECM1
WNCHVAWCMMD
LSBGVALBRMD
571-501CRICKET COMMUNICATIONSSTNHVAABGT0
571-259SPRINT NEXTELMCLNVA33CM2
571-314BANDWIDTH.COM
AT&T MOBILITY
T-MOBILE
WASHDCDP8MD
BTVLMD18GT0
BTVLMD12CMA
571-403BANDWIDTH.COM
VERIZON BUSINESS
T-MOBILE
TELEPORT COMMUNICATIONS GROUP
RNK INC
WASHDCDP8MD
RSTNVABHDS3
BTVLMD12CMA
WASHDCTTDS0
WASHDCSWXJZ
571-286AT&T MOBILITY
CORETEL - VA
YMAX COMMUNICATIONS
T-MOBILE
BTVLMD18GT0
DMSCMDAGGT0
WASLDCRGDS0
BTVLMD12CMA
571-934CAVALIER TELEPHONE
LEVEL 3
YMAX COMMUNICATIONS
WASJDCDBDS1
RSTNVA91DS0
WASLDCRGDS0
571-435T-MOBILE
ONE COMMUNICATIONS
VERIZON VIRGINIA
BTVLMD12CMA
WASHDCMTX7X
FRFXVAFFDS0
571-214AT&T MOBILITYBTVLMD18GT0
571-577CRICKET COMMUNICATIONSLSBGVALBJMD
571-309AT&T MOBILITYBTVLMD18GT0
571-575CRICKET COMMUNICATIONSSTNHVAABGT0
571-216AT&T MOBILITYBTVLMD18GT0
571-431VERIZON VIRGINIA
NATIONSLINE
AT&T MOBILITY
COMCAST DIGITAL PHONE
ALXNVAAXDS0
WASHDC12DS5
BTVLMD18GT0
ALXNVAGBPS0
571-357VERIZON WIRELESS
COMCAST DIGITAL PHONE
TELEPORT COMMUNICATIONS GROUP
CHNTVAAVCM3
ALXNVAGBPS0
WASHDCDTDS1
571-221SPRINT NEXTELMCLNVA33CM2
571-268SPRINT PCSBTVLMDCKCM2
571-241SPRINT PCSBTVLMDCKCM2
571-258VERIZON VIRGINIA
VERIZON ACCESS TRANSMISSION SERVICES
SPRINT PCS
LSBGVALBDS0
LSBGVALBQMD
LSBGVAFBAMD
571-223VERIZON VIRGINIA
VERIZON ACCESS TRANSMISSION SERVICES
LEVEL 3
SPRINT PCS
ASBNVAASDS0
LSBGVALBQMD
LSBGVALBVMD
LSBGVAFBAMD
571-331T-MOBILEBTVLMD12CMA
571-766LEVEL 3
XO COMMUNICATIONS INC
PAETEC COMMUNICATIONS
YMAX COMMUNICATIONS
BANDWIDTH.COM
TELEPORT COMMUNICATIONS GROUP
MCLNVA23DS4
WASHDCCZDS1
WASHDCCZDS0
STNGVA08DS0
WASLDCRGDS0
WASHDCDP8MD
WASHDCDTDS1
571-312COMCAST DIGITAL PHONE
COX COMMUNICATIONS
XO COMMUNICATIONS INC
ALXNVAGBPS0
FLCHVA19DS0
WASHDCCZDS1
571-285LEVEL 3
COMCAST DIGITAL PHONE
SPRINT PCS
RSTNVA91DS0
ALXNVAGBPS0
BTVLMDCKCM2
571-248COMCAST DIGITAL PHONE
BANDWIDTH.COM
VERIZON SOUTH - VA
LEVEL 3
MNSSVAKQPS0
WASHDCDP8MD
HYMRVAXARS2
RSTNVA91DS0
571-405VERIZON WIRELESS
US LEC
T-MOBILE
COX COMMUNICATIONS
AT&T MOBILITY
ANJTMDAHCM2
TYCRVA03DS0
BTVLMD12CMA
FLCHVA19DS0
BTVLMD18GT0
571-205VERIZON WIRELESS
AT&T MOBILITY
ANJTMDAHCM2
BTVLMD18GT0
571-748CAVALIER TELEPHONE
LEVEL 3
VERIZON WIRELESS
WASJDCDBDS1
RSTNVA91DS0
ANJTMDAHCM2
571-346VERIZON WIRELESS
T-MOBILE
CBEYOND
VERIZON VIRGINIA
PAETEC COMMUNICATIONS
ANJTMDAHCM2
BTVLMD12CM1
WASHDCMTPS0
HRNDVAHEDS0
STNGVA08DS0
571-318VERIZON WIRELESSANJTMDAHCM2
571-437SPRINT NEXTELMCLNVA33CM2
571-426T-MOBILE
SPRINT NEXTEL
BTVLMD12CMA
MCLNVA33CM2
571-345VERIZON VIRGINIA
AT&T MOBILITY
ARTNVAARDS0
BTVLMD18GT0
571-270VERIZON VIRGINIAALXNVAAXDS0
ALXNVACNDS0
571-323CAVALIER TELEPHONEHRNDVA13DS0
571-280VERIZON VIRGINIAFRFXVACLDS0
571-296AT&T MOBILITYBTVLMD18GT0
571-366AT&T MOBILITY
US LEC
GLOBAL CROSSING
TELEPORT COMMUNICATIONS GROUP
LEVEL 3
BTVLMD18GT0
TYCRVA03DS0
WASJDCDCDS0
WASHDCDTDS1
RSTNVA91DS0
571-490TELEPORT COMMUNICATIONS GROUP
T-MOBILE
COMCAST DIGITAL PHONE
CBEYOND
XO COMMUNICATIONS INC
VERIZON VIRGINIA
WASHDCTTDS0
BTVLMD12CMA
ALXNVAGBPS0
WASHDCMTPS0
WASHDCCZDS0
FRFXVAFFPS0
571-484T-MOBILEBTVLMD12CMA
571-251SPRINT PCSBTVLMDCKCM2
571-483COMCAST DIGITAL PHONE
US LEC
VERIZON VIRGINIA
YMAX COMMUNICATIONS
ALXNVAGBPS0
TYCRVA03DS0
ARTNVACYDS0
WASLDCRGDS0
571-249VERIZON WIRELESS
BANDWIDTH.COM
COX COMMUNICATIONS
ANJTMDAHCM2
WASHDCDP8MD
FLCHVA19DS0
571-350NEUTRAL TANDEM
VERIZON VIRGINIA
LEVEL 3
VINNVACBDS0
CNVIVACTDS0
RSTNVA91DS0
FRFXVAFFDS0
571-218AT&T MOBILITY
VERIZON VIRGINIA
BTVLMD18GT0
ARTNVAARDS1
571-527COMCAST DIGITAL PHONE
PAETEC COMMUNICATIONS
AT&T MOBILITY
ALXNVAGBPS0
STNGVA08DS0
BTVLMD18GT0
571-204VERIZON VIRGINIAFRFXVACLDS0
571-932CAVALIER TELEPHONE
CORETEL - VA
WASJDCDBDS1
DMSCMDAGGT0
571-765VERIZON WIRELESS
LEVEL 3
CBEYOND
LEVEL 3
XO COMMUNICATIONS INC
YMAX COMMUNICATIONS
ANJTMDAHCM2
RSTNVA91DS0
WASHDCMTPS0
ARTNVAAR8MD
WASHDCCZDS0
WASLDCRGDS0
571-226AT&T MOBILITY
VERIZON VIRGINIA
BTVLMD18GT0
FLCHVAMFDS0
571-299T-MOBILE
US LEC
YMAX COMMUNICATIONS
COX COMMUNICATIONS
VERIZON WIRELESS
BTVLMD12CMA
TYCRVA03DS0
WASLDCRGDS0
FLCHVA19DS0
ANJTMDAHCM2
571-471CRICKET COMMUNICATIONSSTNHVAABGT0
571-232AT&T MOBILITYBTVLMD18GT0
571-229AT&T MOBILITY
US LEC
SPRINT NEXTEL
LEVEL 3
VERIZON WIRELESS
COMCAST DIGITAL PHONE
BTVLMD18GT0
MNSSVAXAQMD
MCLNVA33CM2
RSTNVA91DS0
CHNTVAAVCM3
ALXNVAGBPS0
571-882VERIZON WIRELESS
TELEPORT COMMUNICATIONS GROUP
CHNTVAAVCM3
WASHDCDTDS1
571-292SPRINT NEXTEL
COMCAST DIGITAL PHONE
LEVEL 3
AT&T MOBILITY
CAVALIER TELEPHONE
US LEC
MCLNVA33CM2
ALXNVAGBPS0
RSTNVA91DS0
BTVLMD18GT0
HRNDVA13DS0
MNSSVAXAQMD
571-330SPRINT PCSBTVLMDCKCM2
571-225AT&T MOBILITYBTVLMD18GT0
571-572CRICKET COMMUNICATIONS
VERIZON WIRELESS
COMCAST DIGITAL PHONE
STNHVAABGT0
CHNTVAAVCM3
ALXNVAGBPS0
571-502CRICKET COMMUNICATIONSSTNHVAABGT0
571-243AT&T MOBILITYBTVLMD18GT0
571-482AT&T MOBILITY
US LEC
BROADVIEW NETWORKS
XO COMMUNICATIONS INC
LEVEL 3
BANDWIDTH.COM
BTVLMD18GT0
TYCRVA03DS0
HRNDVACKGT0
WASHDCCZDS1
RSTNVA91DS0
WASHDCDP8MD
571-263SPRINT PCSBTVLMDCKCM2
571-212AT&T MOBILITYBTVLMD18GT0
571-291SPRINT NEXTEL
AT&T MOBILITY
COMCAST DIGITAL PHONE
LEVEL 3
VERIZON VIRGINIA
FRBGVACECM1
LSBGVA151MD
LSBGVALBEMD
LSBGVALBVMD
ASBNVAASDS0
571-338T-MOBILEBTVLMD12CMA
571-334VERIZON WIRELESSANJTMDAHCM2
571-485VERIZON WIRELESS
LEVEL 3
PAETEC COMMUNICATIONS
ANJTMDAHCM2
RSTNVA91DS0
STNGVA08DS0
571-633VERIZON VIRGINIAMCLNVALVDS0
571-273VERIZON VIRGINIAALXNVACNDS0
571-209SPRINT PCS
US LEC
AT&T LOCAL
VERIZON VIRGINIA
CAVALIER TELEPHONE
AT&T MOBILITY
LSBGVAFBAMD
LSBGVALBPMD
LSBGVA108MD
ASBNVAASDS0
FRBGVAFBRS0
LSBGVA151MD
571-261NATIONSLINE
VERIZON SOUTH - VA
RNK INC
COMCAST DIGITAL PHONE
WASHDC12DS5
HYMRVAXARS2
WASHDCSWXJZ
MNSSVAKQPS0
571-244SPRINT PCSBTVLMDCKCM2
571-606AT&T MOBILITY
VERIZON WIRELESS
BTVLMD18GT0
CHNTVAAVCM3
571-203VERIZON VIRGINIAHRNDVAHEDS0
571-643VERIZON VIRGINIA
VERIZON WIRELESS
HRNDVADUDS1
ANJTMDAHCM2
571-333OPENBAND OF VIRGINA INCLSBGVAFMDS0
571-278T-MOBILEBTVLMD12CMA
571-236AT&T MOBILITYBTVLMD18GT0
571-399YMAX COMMUNICATIONSWASLDCRGDS0
571-451LEVEL 3
ONE COMMUNICATIONS
AT&T MOBILITY
RSTNVA91DS0
WASHDCMTX7X
BTVLMD18GT0
571-721AT&T LONG DISTANCE
VERIZON VIRGINIA
AT&T MOBILITY
WASHDC98DS0
ALXNVAMVDS0
BTVLMD18GT0
571-438AT&T MOBILITY
SPRINT NEXTEL
ATX TELECOMMUNICATIONS SERVICES
BTVLMD18GT0
MCLNVA33CM2
HRNDVACKDS0
571-329VERIZON WIRELESSCHNTVAAVCM3
571-481AT&T MOBILITY
PAETEC COMMUNICATIONS
YMAX COMMUNICATIONS
COX COMMUNICATIONS
VERIZON WIRELESS
LEVEL 3
BTVLMD18GT0
STNGVA08DS0
WASLDCRGDS0
FLCHVA19DS0
CHNTVAAVCM3
ARTNVAAR8MD
571-436SPRINT NEXTELMCLNVA33CM2
571-227TELEPORT COMMUNICATIONS GROUPWASHDCDT04W
WASHDCTTDS0
571-233SPRINT NEXTELLSBGVALBRMD
571-969VERIZON WIRELESS
BANDWIDTH.COM
CHNTVAAVCM3
WASHDCDP8MD
571-918COMCAST DIGITAL PHONE
AT&T MOBILITY
VERIZON VIRGINIA
VERIZON ACCESS TRANSMISSION SERVICES
LEVEL 3
LSBGVALBEMD
LSBGVA151MD
ASBNVAASDS0
LSBGVALBQMD
LSBGVALBVMD
571-293VERIZON BUSINESSLSBGVALBKMD
571-313COMCAST DIGITAL PHONE
VERIZON VIRGINIA
XO COMMUNICATIONS INC
PAETEC COMMUNICATIONS
LEVEL 3
TELEPORT COMMUNICATIONS GROUP
T-MOBILE
ALXNVAGBPS0
CNVIVACTDS0
WASHDCCZDS1
STNGVA08DS0
RSTNVA91DS0
WASHDCDTDS1
WASHDCCZDS0
BTVLMD12CMA
Block NameAssigned ToSwitches
571-522YMAX COMMUNICATIONS
VERIZON VIRGINIA
PAETEC COMMUNICATIONS
WASLDCRGDS0
CNVIVACTDS0
STNGVA08DS0
571-921SPRINT NEXTEL
VERIZON SOUTH - VA
LEVEL 3
MCLNVA33CM2
MNSSVAXADS0
RSTNVA91DS0
571-642VERIZON VIRGINIA
LEVEL 3
LRTNVAGUDS0
RSTNVA91DS0
571-504CRICKET COMMUNICATIONSSTNHVAABGT0
571-289VERIZON WIRELESSCHNTVAAVCM3
571-336DSL.NETVINNVAGX1MD
571-594T-MOBILE
ATX TELECOMMUNICATIONS SERVICES
VERIZON VIRGINIA
BTVLMD12CMA
HRNDVACKDS0
MCLNVALVDS0
571-228AT&T MOBILITYBTVLMD18GT0
571-439VERIZON WIRELESS
VERIZON ACCESS TRANSMISSION SERVICES
AT&T MOBILITY
VERIZON VIRGINIA
FRBGVARDCM1
LSBGVALBQMD
LSBGVA151MD
ASBNVAASDS0
571-420AT&T MOBILITYLSBGVA151MD
571-307VERIZON VIRGINIACNVIVACTDS0
571-257LEVEL 3
COMCAST DIGITAL PHONE
COX COMMUNICATIONS
RSTNVA91DS0
ALXNVAGBPS0
FLCHVA19DS0
571-274T-MOBILE
SPRINT NEXTEL
AT&T MOBILITY
BTVLMD12CMA
MCLNVA33CM2
BTVLMD18GT0
571-297LEVEL 3
COX COMMUNICATIONS
T-MOBILE
RNK INC
RSTNVA91DS0
FLCHVA19DS0
BTVLMD12CMA
WASHDCSWXJZ
MCLNVA23DS4
571-220SPRINT NEXTELMCLNVA33CM2
571-344AT&T MOBILITY
VERIZON VIRGINIA
BTVLMD18GT0
ARTNVAARDS0
571-382AT&T MOBILITY
VERIZON VIRGINIA
SPRINT NEXTEL
BTVLMD18GT0
MCLNVALVRS1
MCLNVA33CM2
571-423VERIZON VIRGINIA
AT&T MOBILITY
FLCHVAMFDS0
BTVLMD18GT0
571-337T-MOBILE
SPRINT PCS
BTVLMD12CMA
BTVLMDCKCM2
571-237SPRINT NEXTELMCLNVA33CM2
571-434VERIZON VIRGINIAHRNDVASTDS0
571-252SPRINT NEXTEL
VERIZON VIRGINIA
LEVEL 3
BANDWIDTH.COM
LSBGVALBRMD
ASBNVAASDS0
LSBGVALBVMD
FRBGVAFBJMD
571-239AT&T MOBILITYBTVLMD18GT0
571-266T-MOBILE
XO COMMUNICATIONS INC
YMAX COMMUNICATIONS
VERIZON WIRELESS
VERIZON BUSINESS
BTVLMD12CM1
WASHDCCZDS1
WASLDCRGDS0
ANJTMDAHCM2
RSTNVABHDS3
571-970COMCAST DIGITAL PHONE
VERIZON WIRELESS
YMAX COMMUNICATIONS
ALXNVAGBPS0
CHNTVAAVCM3
WASLDCRGDS0
571-315T-MOBILEBTVLMD12CMA
571-505CRICKET COMMUNICATIONSSTNHVAABGT0
571-480AT&T MOBILITY
US LEC
VERIZON BUSINESS
TELEPORT COMMUNICATIONS GROUP
YMAX COMMUNICATIONS
BTVLMD18GT0
TYCRVA03DS0
RSTNVABHDS3
WASHDCDTDS1
WASLDCRGDS0
571-281LEVEL 3
RNK INC
YMAX COMMUNICATIONS
RSTNVA91DS0
WASHDCSWXJZ
WASLDCRGDS0
571-402CORETEL - VA
LEVEL 3
VERIZON SOUTH - VA
SPRINT NEXTEL
DMSCMDAGGT0
RSTNVA91DS0
DLCYVAXADS0
MCLNVA33CM2
571-406CORETEL - MDDMSCMDAGDS0
571-730NATIONSLINE
XO COMMUNICATIONS INC
GLOBAL CROSSING
COX COMMUNICATIONS
LEVEL 3
VERIZON WIRELESS
AT&T MOBILITY
WASHDC12DS5
WASHDCCZDS1
WASJDCDCDS0
FLCHVA19DS0
ARTNVAAR8MD
ANJTMDAHCM2
BTVLMD18GT0
571-303LEVEL 3
PAETEC COMMUNICATIONS
TELEPORT COMMUNICATIONS GROUP
T-MOBILE
BANDWIDTH.COM
RSTNVA91DS0
STNGVA08DS0
WASHDCDTDS1
BTVLMD12CMA
WASHDCDP8MD
571-926VERIZON WIRELESS
COMCAST DIGITAL PHONE
ANJTMDAHCM2
ALXNVAGBPS0
571-238SPRINT NEXTELMCLNVA33CM2
571-265AT&T MOBILITY
T-MOBILE
SPRINT NEXTEL
BTVLMD18GT0
BTVLMD12CMA
MCLNVA33CM2
571-379AT&T MOBILITY
COMCAST DIGITAL PHONE
BTVLMD18GT0
ALXNVAGBPS0
571-275T-MOBILEBTVLMD12CMA
571-269SPRINT PCSBTVLMDCKCM2
571-374YMAX COMMUNICATIONS
LEVEL 3
VERIZON ACCESS TRANSMISSION SERVICES
WASLDCRGDS0
RSTNVA91DS0
WASHDCINDS0
571-255VERIZON WIRELESS
YMAX COMMUNICATIONS
PAETEC COMMUNICATIONS
XO COMMUNICATIONS INC
COX COMMUNICATIONS
CHNTVAAVCM3
WASLDCRGDS0
STNGVA08DS0
WASHDCCZDS1
FLCHVA19DS0
571-641SPRINT NEXTEL
STARPOWER COMMUNICATIONS LLC
AT&T MOBILITY
MCLNVA33CM2
LNHMMDADDS0
BTVLMD18GT0
571-845VERIZON VIRGINIAASBNVAASDS0
571-242AT&T MOBILITY
SPRINT NEXTEL
BTVLMD18GT0
MCLNVA33CM2
571-723T-MOBILE
LEVEL 3
BTVLMD12CMA
RSTNVA91DS0
571-514CAVALIER TELEPHONEWASJDCDBDS1
571-271CORETEL - VA
VERIZON WIRELESS
ASBNVACYGT0
FRBGVARDCM1
571-521CAVALIER TELEPHONE
VERIZON ACCESS TRANSMISSION SERVICES
LEVEL 3
VERIZON WIRELESS
HRNDVA13DS0
WASHDCINDS0
ARTNVAAR8MD
ANJTMDAHCM2
571-749CAVALIER TELEPHONE
SPRINT NEXTEL
WASJDCDBDS1
MCLNVA33CM2
571-308COMCAST DIGITAL PHONE
T-MOBILE
VERIZON WIRELESS
YMAX COMMUNICATIONS
BANDWIDTH.COM
MNSSVAKQPS1
BTVLMD12CMA
ANJTMDAHCM2
WASLDCRGDS0
WASHDCDP8MD
571-332T-MOBILEBTVLMD12CMA
571-224ATX TELECOMMUNICATIONS SERVICES
VERIZON VIRGINIA
T-MOBILE
BROADVIEW NETWORKS
HRNDVACKDS0
GRFLVAGFDS0
BTVLMD12CMA
SLSPMDBCDS0
571-449VERIZON WIRELESS
LEVEL 3
TELEPORT COMMUNICATIONS GROUP
RNK INC
BANDWIDTH.COM
ANJTMDAHCM2
RSTNVA91DS0
WASHDCDTDS1
WASHDCSWXJZ
WASHDCDP8MD
571-354T-MOBILE
TELEPORT COMMUNICATIONS GROUP
BTVLMD12CMA
WASHDCDTDS1
571-933CAVALIER TELEPHONE
CORETEL - VA
YMAX COMMUNICATIONS
WASJDCDBDS1
DMSCMDAGGT0
WASLDCRGDS0
571-288LEVEL 3
SPRINT PCS
ARTNVAAR8MD
BTVLMDCKCM2
571-991SPRINT PCS
RNK INC
BTVLMDCKCM2
WASHDCSWXJZ
571-282XO COMMUNICATIONS INC
SPRINT PCS
BROADVIEW NETWORKS
COX COMMUNICATIONS
T-MOBILE
WASHDCCZDS0
BTVLMDCKCM2
HRNDVACKGT0
FLCHVA19DS0
BTVLMD12CMA
571-287VERIZON WIRELESS
CBEYOND
XO COMMUNICATIONS INC
COX COMMUNICATIONS
LEVEL 3
T-MOBILE
ANJTMDAHCM2
WASHDCMTPS0
WASHDCCZDS0
FLCHVA19DS0
MCLNVA23DS4
BTVLMD12CMA
571-272VERIZON VIRGINIAALXNVAAXDS0
571-250TELEPORT COMMUNICATIONS GROUP
T-MOBILE
WASHDCDTDS1
BTVLMD12CMA
571-295T-MOBILEBTVLMD12CMA
571-213AT&T MOBILITYBTVLMD18GT0
571-222LEVEL 3
US LEC
CORETEL - VA
LEVEL 3
COMCAST DIGITAL PHONE
ARTNVAAR8MD
MNSSVAXAQMD
DMSCMDAGGT0
RSTNVA91DS0
MNSSVAKQPS0
571-276T-MOBILEBTVLMD12CMA
571-529VERIZON WIRELESS
T-MOBILE
COX COMMUNICATIONS
YMAX COMMUNICATIONS
ANJTMDAHCM2
BTVLMD12CMA
FLCHVA19DS0
WASLDCRGDS0
571-247AT&T MOBILITYBTVLMD18GT0
571-230AT&T MOBILITYBTVLMD18GT0
571-384VERIZON WIRELESS
CBEYOND
LEVEL 3
COX COMMUNICATIONS
PAETEC COMMUNICATIONS
CHNTVAAVCM3
WASHDCMTPS0
RSTNVA91DS0
FLCHVA19DS0
STNGVA08DS0
571-235SPRINT PCSBTVLMDCKCM2
571-215AT&T MOBILITYBTVLMD18GT0
571-931COMCAST DIGITAL PHONE
CAVALIER TELEPHONE
RNK INC
YMAX COMMUNICATIONS
ALXNVAGBPS0
WASJDCDBDS1
WASHDCSWXJZ
WASLDCRGDS0
571-830AT&T MOBILITY
US LEC
XO COMMUNICATIONS INC
SPRINT PCS
COX COMMUNICATIONS
T-MOBILE
BTVLMD18GT0
TYCRVA03DS0
WASHDCCZDS1
BTVLMDCKCM2
FLCHVA19DS0
BTVLMD12CMA
571-321CAVALIER TELEPHONE
LEVEL 3
HRNDVA13DS0
RSTNVA91DS0
571-283AT&T LONG DISTANCE
SPRINT NEXTEL
ATX TELECOMMUNICATIONS SERVICES
VERIZON WIRELESS
WASHDC98DS0
MCLNVA33CM2
HRNDVACKDS0
ANJTMDAHCM2
571-262VERIZON ACCESS TRANSMISSION SERVICES
VERIZON WIRELESS
WASHDCINDS0
ANJTMDAHCM2
571-217AT&T MOBILITYBTVLMD18GT0
571-201T-MOBILE
COMCAST DIGITAL PHONE
BTVLMD12CMA
ALXNVAGBPS0
571-340VERIZON WIRELESS
COX COMMUNICATIONS
T-MOBILE
ANJTMDAHCM2
FLCHVA19DS0
BTVLMD12CMA
571-468VERIZON VIRGINIASPFDVASPDS0
571-408VERIZON WIRELESS
PAETEC COMMUNICATIONS
COMCAST DIGITAL PHONE
CORETEL - VA
RNK INC
BANDWIDTH.COM
CHNTVAAVCM3
STNGVA08DS0
ALXNVAGBPS0
DMSCMDAGGT0
WASHDCSWXJZ
WASHDCDP8MD
571-936VERIZON VIRGINIAWASHDCSW2WD
571-499VERIZON WIRELESS
AT&T MOBILITY
XO COMMUNICATIONS INC
ANJTMDAHCM2
BTVLMD18GT0
WASHDCCZDS1
571-264SPRINT PCSBTVLMDCKCM2
571-294AT&T MOBILITYBTVLMD18GT0
571-234DSL.NET
T-MOBILE
VINNVAGX1MD
BTVLMD12CMA
571-207YMAX COMMUNICATIONSLSBGVA10WMD
571-256VERIZON VIRGINIAARTNVAARDS0
571-208COMCAST DIGITAL PHONE
VERIZON WIRELESS
AT&T MOBILITY
MNSSVAKQPS0
ALXNVAGBPS0
CHNTVAAVCM3
BTVLMD18GT0
571-377YMAX COMMUNICATIONS
VERIZON SOUTH - VA
BANDWIDTH.COM
VERIZON WIRELESS
WASLDCRGDS0
MNSSVAXADS0
WASHDCDP8MD
CHNTVAAVCM3
571-322CAVALIER TELEPHONE
LEVEL 3
HRNDVA13DS0
RSTNVA91DS0
571-277T-MOBILEBTVLMD12CMA
571-432VERIZON VIRGINIA
T-MOBILE
FRFXVAFFDS0
BTVLMD12CMA
571-839SPRINT PCSBTVLMDCKCM2
571-339US LEC
ATX TELECOMMUNICATIONS SERVICES
YMAX COMMUNICATIONS
COMCAST DIGITAL PHONE
BANDWIDTH.COM
TYCRVA03DS0
HRNDVACKDS0
WASLDCRGDS0
ALXNVAGBPS0
WASHDCDP8MD