Local Calling Guide
Area code/prefix search
NPA: 571
[Rate centres in NPA 571]
[Dial plan for NPA 571]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-320
| 2 |
Triangle |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-11-13 |
|
| 571-320
| 3 |
Triangle |
VA |
BTVLMD12CM9 |
5562 METROPCS, INC. |
236 |
|
2016-12-14 |
|
| 571-320
| 4 |
Triangle |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-02-16 |
|
| 571-320
| 5 |
Triangle |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2017-02-05 |
|
| 571-320
| 6 |
Triangle |
VA |
BTVLMD12CM9 |
5562 METROPCS, INC. |
236 |
|
2017-10-23 |
|
| 571-320
| 7 |
Triangle |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-05-19 |
|
| 571-320
| 8 |
Triangle |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-05-19 |
|
| 571-320
| 9 |
Triangle |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-05-19 |
|
| 571-321
| A |
Braddock |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 571-321
| 0 |
Braddock |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 571-321
| 1 |
Braddock |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 571-321
| 2 |
Braddock |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 571-321
| 4 |
Braddock |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-10-12 |
|
| 571-321
| 5 |
Braddock |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-04-26 |
|
| 571-321
| 6 |
Braddock |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2006-12-09 |
|
| 571-321
| 7 |
Braddock |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2006-12-09 |
|
| 571-321
| 9 |
Braddock |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2026-09-12 |
|
| 571-322
| A |
Engleside |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 571-322
| 1 |
Engleside |
VA |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2015-12-08 |
|
| 571-322
| 3 |
Engleside |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 571-322
| 4 |
Engleside |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 571-322
| 5 |
Engleside |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2008-05-19 |
|
| 571-322
| 6 |
Engleside |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-10-29 |
|
| 571-322
| 7 |
Engleside |
VA |
|
114J EXIANT COMMUNICATIONS LLC |
236 |
|
2026-09-03 |
|
| 571-322
| 8 |
Engleside |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-02-01 |
|
| 571-322
| 9 |
Engleside |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2026-08-23 |
|
| 571-323
| A |
Herndon |
VA |
WASHDCSW01Z |
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 571-324
| A |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-324
| 0 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-09-24 |
|
| 571-324
| 1 |
Herndon |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2018-06-12 |
|
| 571-324
| 2 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2017-11-10 |
|
| 571-324
| 3 |
Herndon |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2018-08-20 |
|
| 571-324
| 4 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-10-25 |
|
| 571-324
| 5 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-10-28 |
|
| 571-324
| 6 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-09-14 |
|
| 571-324
| 7 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-09-14 |
|
| 571-324
| 8 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-09-14 |
|
| 571-324
| 9 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-06-12 |
|
| 571-325
| A |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-325
| 0 |
Herndon |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2014-03-03 |
|
| 571-325
| 1 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2014-03-31 |
|
| 571-325
| 2 |
Herndon |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2014-04-02 |
|
| 571-325
| 3 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2014-01-27 |
|
| 571-325
| 4 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2014-05-10 |
|
| 571-325
| 5 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2014-02-10 |
|
| 571-325
| 6 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2014-05-12 |
|
| 571-325
| 7 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2014-06-12 |
|
| 571-325
| 8 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-03-23 |
|
| 571-325
| 9 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-03-23 |
|
| 571-326
| A |
Washington Zone 17 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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