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 |
| 571-488
| 2 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2010-09-08 |
|
| 571-488
| 3 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2010-09-08 |
|
| 571-488
| 4 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2010-09-08 |
|
| 571-488
| 5 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2010-10-02 |
|
| 571-488
| 6 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2010-10-20 |
|
| 571-488
| 7 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2010-11-08 |
|
| 571-488
| 8 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2010-11-08 |
|
| 571-488
| 9 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-06-13 |
|
| 571-489
| A |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-489
| 0 |
Washington Zone 17 |
VA |
WASHDC12DS6 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2014-12-25 |
|
| 571-489
| 1 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2014-12-16 |
|
| 571-489
| 2 |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2015-01-28 |
|
| 571-489
| 3 |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2015-01-28 |
|
| 571-489
| 4 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-12-17 |
|
| 571-489
| 5 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-12-17 |
|
| 571-489
| 6 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-04-23 |
|
| 571-489
| 7 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-04-23 |
|
| 571-489
| 8 |
Washington Zone 17 |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2016-05-02 |
|
| 571-489
| 9 |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-12-13 |
|
| 571-490
| A |
Washington Zone 19 |
VA |
FRFXVAFFPS1 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-490
| 0 |
Washington Zone 19 |
VA |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2007-06-11 |
|
| 571-490
| 1 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-09-10 |
|
| 571-490
| 2 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-09-10 |
|
| 571-490
| 3 |
Washington Zone 19 |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-20 |
|
| 571-490
| 4 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-25 |
|
| 571-490
| 5 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-25 |
|
| 571-490
| 6 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-25 |
|
| 571-490
| 7 |
Washington Zone 19 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2008-10-05 |
|
| 571-490
| 8 |
Washington Zone 19 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2008-07-17 |
|
| 571-490
| 9 |
Washington Zone 19 |
VA |
FRFXVAFFPS1 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2007-03-25 |
|
| 571-491
| A |
Dulles |
VA |
BTVLMD12CM9 |
5562 METROPCS, INC. |
236 |
|
|
|
| 571-491
| 0 |
Dulles |
VA |
|
145J TERRA NOVA TELECOM INC. |
236 |
|
2024-09-11 |
|
| 571-491
| 1 |
Dulles |
VA |
|
145J TERRA NOVA TELECOM INC. |
236 |
|
2024-02-14 |
|
| 571-491
| 2 |
Dulles |
VA |
BTVLMD12CM9 |
5562 METROPCS, INC. |
236 |
|
2018-07-16 |
|
| 571-491
| 3 |
Dulles |
VA |
VINNVACBAMD |
515J IP HORIZON LLC |
236 |
|
2024-12-26 |
|
| 571-491
| 4 |
Dulles |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-05-30 |
|
| 571-491
| 5 |
Dulles |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-08-10 |
|
| 571-491
| 6 |
Dulles |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2019-07-11 |
|
| 571-491
| 7 |
Dulles |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-05-10 |
|
| 571-491
| 8 |
Dulles |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2019-04-12 |
|
| 571-491
| 9 |
Dulles |
VA |
BTVLMD12CM9 |
5562 METROPCS, INC. |
236 |
|
2017-11-17 |
|
| 571-492
| A |
Occoquan |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
|
|
| 571-492
| 0 |
Occoquan |
VA |
|
515J IP HORIZON LLC |
236 |
|
2013-08-09 |
|
| 571-492
| 1 |
Occoquan |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2012-07-01 |
|
| 571-492
| 2 |
Occoquan |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2012-07-30 |
|
| 571-492
| 3 |
Occoquan |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2011-08-30 |
|
| 571-492
| 4 |
Occoquan |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2016-07-23 |
|
| 571-492
| 5 |
Occoquan |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2012-01-19 |
|
| 571-492
| 6 |
Occoquan |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-03 |
|
| 571-492
| 7 |
Occoquan |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2011-12-04 |
|
<< 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: Thu, 16 Jul 2026 02:21:55 UTC
Sponsored by: Execulink Telecom
Like this site? We accept donations via PayPal.