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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-741
| 6 |
Braddock |
VA |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2025-06-27 |
|
| 571-741
| 7 |
Braddock |
VA |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-06-09 |
|
| 571-741
| 8 |
Braddock |
VA |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-06-09 |
|
| 571-741
| 9 |
Braddock |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-06-07 |
|
| 571-742
| A |
Dulles Metro |
VA |
WASHDC12MMD |
516J TON80 COMMUNICATIONS, LLC |
236 |
|
|
|
| 571-742
| 0 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2023-04-01 |
|
| 571-742
| 1 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2023-04-01 |
|
| 571-742
| 2 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2023-04-01 |
|
| 571-742
| 3 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2023-04-01 |
|
| 571-742
| 4 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2023-04-01 |
|
| 571-742
| 5 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2023-04-01 |
|
| 571-742
| 6 |
Dulles Metro |
VA |
WASHDC12MMD |
516J TON80 COMMUNICATIONS, LLC |
236 |
|
2022-04-22 |
|
| 571-742
| 7 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2023-04-01 |
|
| 571-742
| 8 |
Dulles Metro |
VA |
VINNVACBAMD |
515J IP HORIZON LLC |
236 |
|
2024-06-24 |
|
| 571-742
| 9 |
Dulles Metro |
VA |
VINNVACBAMD |
515J IP HORIZON LLC |
236 |
|
2024-06-24 |
|
| 571-743
| A |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-12-26 |
|
| 571-743
| 0 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-12-26 |
|
| 571-743
| 1 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2026-02-20 |
|
| 571-743
| 2 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2026-03-11 |
|
| 571-743
| 3 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2026-03-11 |
|
| 571-743
| 4 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2026-03-11 |
|
| 571-743
| 5 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2026-03-11 |
|
| 571-743
| 6 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2026-05-18 |
|
| 571-743
| 7 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2026-03-22 |
|
| 571-743
| 8 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2026-01-10 |
|
| 571-743
| 9 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2026-01-10 |
|
| 571-744
| A |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 0 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 1 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 2 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 3 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 4 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 5 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 6 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 7 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 8 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-744
| 9 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| A |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 0 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 1 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 2 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 3 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 4 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 5 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 6 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 7 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 8 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-745
| 9 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-01-01 |
|
| 571-746
| A |
Dulles |
VA |
WASHDC12MMD |
516J TON80 COMMUNICATIONS, LLC |
236 |
|
|
|
| 571-746
| 0 |
Dulles |
VA |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2023-02-26 |
|
<< 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 >>
Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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