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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-385
| 1 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-10-29 |
|
| 571-385
| 2 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-10-29 |
|
| 571-385
| 3 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-10-29 |
|
| 571-385
| 4 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-10-29 |
|
| 571-385
| 5 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-04-12 |
|
| 571-385
| 6 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-04-12 |
|
| 571-385
| 7 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-04-12 |
|
| 571-385
| 8 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-04-12 |
|
| 571-385
| 9 |
Washington Zone 17 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2012-04-12 |
|
| 571-386
| A |
Washington Zone 19 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-386
| 0 |
Washington Zone 19 |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2013-02-21 |
|
| 571-386
| 1 |
Washington Zone 19 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2013-05-31 |
|
| 571-386
| 2 |
Washington Zone 19 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2013-01-07 |
|
| 571-386
| 3 |
Washington Zone 19 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2013-01-04 |
|
| 571-386
| 4 |
Washington Zone 19 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2013-08-16 |
|
| 571-386
| 5 |
Washington Zone 19 |
VA |
|
515J IP HORIZON LLC |
236 |
|
2013-07-11 |
|
| 571-386
| 6 |
Washington Zone 19 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2013-09-12 |
|
| 571-386
| 7 |
Washington Zone 19 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2013-10-15 |
|
| 571-386
| 8 |
Washington Zone 19 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2013-11-15 |
|
| 571-386
| 9 |
Washington Zone 19 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2013-10-11 |
|
| 571-387
| A |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-387
| 0 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2024-11-10 |
|
| 571-387
| 1 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2024-11-10 |
|
| 571-387
| 2 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-07-16 |
|
| 571-387
| 3 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-07-16 |
|
| 571-387
| 4 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-07-16 |
|
| 571-387
| 5 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-07-16 |
|
| 571-387
| 6 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-07-16 |
|
| 571-387
| 7 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2018-07-28 |
|
| 571-387
| 8 |
Herndon |
VA |
|
145J TERRA NOVA TELECOM INC. |
236 |
|
2024-02-14 |
|
| 571-387
| 9 |
Herndon |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2018-07-28 |
|
| 571-388
| A |
Washington Zone 8 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
|
|
| 571-388
| 0 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-12-09 |
|
| 571-388
| 1 |
Washington Zone 8 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2011-07-01 |
|
| 571-388
| 2 |
Washington Zone 8 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2011-07-01 |
|
| 571-388
| 3 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2012-03-04 |
|
| 571-388
| 4 |
Washington Zone 8 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2012-03-03 |
|
| 571-388
| 5 |
Washington Zone 8 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2011-09-02 |
|
| 571-388
| 6 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-09-26 |
|
| 571-388
| 7 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-09-26 |
|
| 571-388
| 8 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-09-26 |
|
| 571-388
| 9 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-12-09 |
|
| 571-389
| A |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
|
|
| 571-389
| 0 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2010-10-14 |
|
| 571-389
| 1 |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2010-12-02 |
|
| 571-389
| 2 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-10-31 |
|
| 571-389
| 3 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-10-31 |
|
| 571-389
| 4 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-12-05 |
|
| 571-389
| 5 |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-11-04 |
|
| 571-389
| 6 |
Washington Zone 17 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2012-09-03 |
|
<< 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 >>
Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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