Local Calling Guide
Area code/prefix search
NPA: 571
[Rate centres in NPA 571]
[Dial plan for NPA 571]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-442
| 8 |
Leesburg |
VA |
LSBGVALBX7X |
318J COMCAST IP PHONE, LLC |
246 |
|
2012-01-06 |
|
| 571-442
| 9 |
Leesburg |
VA |
LSBGVALBX2X |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
246 |
|
2014-06-24 |
|
| 571-443
| A |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-443
| 0 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-12-02 |
|
| 571-443
| 1 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-12-02 |
|
| 571-443
| 2 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-01-15 |
|
| 571-443
| 3 |
Herndon |
VA |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2018-01-15 |
|
| 571-443
| 4 |
Herndon |
VA |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2018-01-15 |
|
| 571-443
| 5 |
Herndon |
VA |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2018-01-15 |
|
| 571-443
| 6 |
Herndon |
VA |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2018-01-15 |
|
| 571-443
| 7 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2018-01-21 |
|
| 571-443
| 8 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2018-07-15 |
|
| 571-443
| 9 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2017-11-03 |
|
| 571-444
| A |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
|
|
| 571-444
| 0 |
Washington Zone 8 |
VA |
VINNVACB1MD |
514G ATLANTECH ONLINE OF VIRGINIA, L.L.C. |
236 |
|
2015-12-25 |
|
| 571-444
| 1 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2016-02-18 |
|
| 571-444
| 2 |
Washington Zone 8 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2016-01-10 |
|
| 571-444
| 3 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-09-03 |
|
| 571-444
| 4 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-10-15 |
|
| 571-444
| 5 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-10-15 |
|
| 571-444
| 6 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-10-15 |
|
| 571-444
| 7 |
Washington Zone 8 |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2016-05-16 |
|
| 571-444
| 8 |
Washington Zone 8 |
VA |
ARTNVAARX8X |
551G NUSO, LLC |
236 |
|
2016-04-01 |
|
| 571-444
| 9 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-04-30 |
|
| 571-445
| A |
Haymarket |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
|
|
| 571-445
| 0 |
Haymarket |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-445
| 1 |
Haymarket |
VA |
BTVLMD12CM9 |
5562 METROPCS, INC. |
236 |
|
2013-06-15 |
|
| 571-445
| 2 |
Haymarket |
VA |
BTVLMD12CM9 |
5562 METROPCS, INC. |
236 |
|
2014-05-05 |
|
| 571-445
| 3 |
Haymarket |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2011-07-05 |
|
| 571-445
| 4 |
Haymarket |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2012-04-05 |
|
| 571-445
| 5 |
Haymarket |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-08-16 |
|
| 571-445
| 6 |
Haymarket |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-07-26 |
|
| 571-445
| 7 |
Haymarket |
VA |
OCQNVAXAVMD |
4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA |
236 |
|
2012-12-07 |
|
| 571-445
| 8 |
Haymarket |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2013-05-05 |
|
| 571-445
| 9 |
Haymarket |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2013-05-05 |
|
| 571-446
| A |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
|
|
| 571-446
| 0 |
Herndon |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2014-09-30 |
|
| 571-446
| 1 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2014-09-30 |
|
| 571-446
| 2 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2014-10-24 |
|
| 571-446
| 3 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2014-10-24 |
|
| 571-446
| 4 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2014-09-29 |
|
| 571-446
| 5 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2014-10-06 |
|
| 571-446
| 6 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2015-08-22 |
|
| 571-446
| 7 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2014-09-30 |
|
| 571-446
| 8 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2014-09-30 |
|
| 571-446
| 9 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2014-09-30 |
|
| 571-447
| A |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
|
|
| 571-447
| 0 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-07-09 |
|
| 571-447
| 1 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-07-12 |
|
| 571-447
| 2 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-07-12 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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