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 |
| 571-427
| 0 |
Occoquan |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2024-03-09 |
|
| 571-427
| 1 |
Occoquan |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2017-09-29 |
|
| 571-427
| 2 |
Occoquan |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2017-04-14 |
|
| 571-427
| 3 |
Occoquan |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-06-15 |
|
| 571-427
| 4 |
Occoquan |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2018-06-07 |
|
| 571-427
| 5 |
Occoquan |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-09-20 |
|
| 571-427
| 6 |
Occoquan |
VA |
|
145J TERRA NOVA TELECOM INC. |
236 |
|
2024-02-14 |
|
| 571-427
| 7 |
Occoquan |
VA |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2017-03-15 |
|
| 571-427
| 8 |
Occoquan |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-02-05 |
|
| 571-427
| 9 |
Occoquan |
VA |
|
5832 CORETEL VIRGINIA, LLC - VA |
236 |
|
2018-07-13 |
|
| 571-428
| A |
Manassas |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 571-428
| 0 |
Manassas |
VA |
|
515J IP HORIZON LLC |
236 |
|
2013-07-11 |
|
| 571-428
| 1 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2012-07-20 |
|
| 571-428
| 2 |
Manassas |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2012-06-22 |
|
| 571-428
| 3 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2012-08-06 |
|
| 571-428
| 4 |
Manassas |
VA |
WASIDCRG7MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
236 |
|
2013-10-01 |
|
| 571-428
| 5 |
Manassas |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-09-29 |
|
| 571-428
| 6 |
Manassas |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-09-29 |
|
| 571-428
| 7 |
Manassas |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-09-29 |
|
| 571-428
| 8 |
Manassas |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-09-29 |
|
| 571-428
| 9 |
Manassas |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-06-03 |
|
| 571-429
| A |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
|
|
| 571-429
| 0 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-04-10 |
|
| 571-429
| 1 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-05-05 |
|
| 571-429
| 2 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-05-05 |
|
| 571-429
| 3 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-05-15 |
|
| 571-429
| 4 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-05-15 |
|
| 571-429
| 5 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-05-15 |
|
| 571-429
| 6 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-05-15 |
|
| 571-429
| 7 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-05-15 |
|
| 571-429
| 8 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-05-15 |
|
| 571-429
| 9 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-05-15 |
|
| 571-430
| A |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-430
| 0 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2020-03-09 |
|
| 571-430
| 1 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2020-03-29 |
|
| 571-430
| 2 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2020-03-29 |
|
| 571-430
| 3 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2020-05-22 |
|
| 571-430
| 4 |
Herndon |
VA |
WASHDC125MD |
197D VONAGE AMERICA LLC |
236 |
|
2020-05-19 |
|
| 571-430
| 5 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-01-02 |
|
| 571-430
| 6 |
Herndon |
VA |
WASHDC125MD |
197D VONAGE AMERICA LLC |
236 |
|
2020-05-19 |
|
| 571-430
| 7 |
Herndon |
VA |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2020-08-10 |
|
| 571-430
| 8 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-01-02 |
|
| 571-430
| 9 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2020-03-08 |
|
| 571-431
| A |
Washington Zone 8 |
VA |
ALXNVAAXDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-431
| 0 |
Washington Zone 8 |
VA |
ALXNVAAXDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-431
| 1 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2005-08-15 |
|
| 571-431
| 2 |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-05-02 |
|
| 571-431
| 3 |
Washington Zone 8 |
VA |
ALXNVAAXDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-431
| 4 |
Washington Zone 8 |
VA |
ALXNVAAXDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-431
| 5 |
Washington Zone 8 |
VA |
ALXNVAAXDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
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Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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