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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-599
| 5 |
Herndon |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2015-07-14 |
|
| 571-599
| 6 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2017-04-06 |
|
| 571-599
| 7 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2014-12-19 |
|
| 571-599
| 8 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-12-13 |
|
| 571-599
| 9 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-12-13 |
|
| 571-600
| A |
Dulles Metro |
VA |
WASHDC12KMD |
145J TERRA NOVA TELECOM INC. |
236 |
|
|
|
| 571-600
| 1 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2019-06-27 |
|
| 571-600
| 2 |
Dulles Metro |
VA |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2019-10-12 |
|
| 571-600
| 3 |
Dulles Metro |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2020-03-04 |
|
| 571-600
| 4 |
Dulles Metro |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-11-09 |
|
| 571-600
| 5 |
Dulles Metro |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-07-04 |
|
| 571-600
| 6 |
Dulles Metro |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-07-04 |
|
| 571-600
| 8 |
Dulles Metro |
VA |
|
515J IP HORIZON LLC |
236 |
|
2024-12-28 |
|
| 571-600
| 9 |
Dulles Metro |
VA |
|
515J IP HORIZON LLC |
236 |
|
2024-12-28 |
|
| 571-601
| A |
Leesburg |
VA |
CLPPVACURMD |
138E ONVOY, LLC - VA |
246 |
|
|
|
| 571-601
| 0 |
Leesburg |
VA |
FRBGVAFBJMD |
079F BANDWIDTH.COM CLEC, LLC - VA |
246 |
|
2020-12-05 |
|
| 571-601
| 1 |
Leesburg |
VA |
CLPPVACURMD |
138E ONVOY, LLC - VA |
246 |
|
2020-07-10 |
|
| 571-601
| 2 |
Leesburg |
VA |
CLPPVACURMD |
138E ONVOY, LLC - VA |
246 |
|
2020-07-10 |
|
| 571-601
| 3 |
Leesburg |
VA |
CLPPVACURMD |
138E ONVOY, LLC - VA |
246 |
|
2020-07-10 |
|
| 571-601
| 4 |
Leesburg |
VA |
CLPPVACURMD |
138E ONVOY, LLC - VA |
246 |
|
2020-07-10 |
|
| 571-601
| 5 |
Leesburg |
VA |
LSBGVALBZMD |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
246 |
|
2020-08-28 |
|
| 571-601
| 6 |
Leesburg |
VA |
FRBGVAFBMMD |
4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA |
246 |
|
2020-08-24 |
|
| 571-601
| 7 |
Leesburg |
VA |
CLPPVACURMD |
138E ONVOY, LLC - VA |
246 |
|
2020-11-09 |
|
| 571-601
| 8 |
Leesburg |
VA |
CLPPVACURMD |
138E ONVOY, LLC - VA |
246 |
|
2020-11-09 |
|
| 571-601
| 9 |
Leesburg |
VA |
FRBGVAFBJMD |
079F BANDWIDTH.COM CLEC, LLC - VA |
246 |
|
2020-12-05 |
|
| 571-602
| A |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 571-602
| 0 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2022-11-27 |
|
| 571-602
| 1 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2023-09-01 |
|
| 571-602
| 2 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-02-06 |
|
| 571-602
| 3 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-02-06 |
|
| 571-602
| 4 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-11-26 |
|
| 571-602
| 5 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-11-26 |
|
| 571-602
| 6 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-11-26 |
|
| 571-602
| 7 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-11-26 |
|
| 571-602
| 8 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-11-26 |
|
| 571-602
| 9 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-11-26 |
|
| 571-603
| A |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-603
| 0 |
Washington Zone 17 |
VA |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2023-03-12 |
|
| 571-603
| 1 |
Washington Zone 17 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-04-15 |
|
| 571-603
| 2 |
Washington Zone 17 |
VA |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2023-07-17 |
|
| 571-603
| 3 |
Washington Zone 17 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-04-15 |
|
| 571-603
| 4 |
Washington Zone 17 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-04-15 |
|
| 571-603
| 5 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2023-04-23 |
|
| 571-603
| 6 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2023-03-17 |
|
| 571-603
| 7 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2023-03-17 |
|
| 571-603
| 8 |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-02-23 |
|
| 571-603
| 9 |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-02-23 |
|
| 571-604
| A |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-604
| 0 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-07-22 |
|
| 571-604
| 1 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-07-22 |
|
<< 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 >>
Last updated: Fri, 10 Jul 2026 02:55:48 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.