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 |
| 571-774
| 4 |
Triangle |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2021-04-09 |
|
| 571-774
| 5 |
Triangle |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2021-04-09 |
|
| 571-774
| 6 |
Triangle |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2021-04-09 |
|
| 571-774
| 7 |
Triangle |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2021-04-09 |
|
| 571-774
| 8 |
Triangle |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2021-10-28 |
|
| 571-774
| 9 |
Triangle |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2021-10-28 |
|
| 571-775
| A |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
|
|
| 571-775
| 0 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2016-03-11 |
|
| 571-775
| 1 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-05-21 |
|
| 571-775
| 2 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-05-21 |
|
| 571-775
| 3 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-05-21 |
|
| 571-775
| 4 |
Washington Zone 8 |
VA |
ARTNVAARX8X |
551G NUSO, LLC |
236 |
|
2016-08-31 |
|
| 571-775
| 5 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2016-06-11 |
|
| 571-775
| 6 |
Washington Zone 8 |
VA |
ARTNVAARX8X |
551G NUSO, LLC |
236 |
|
2016-08-31 |
|
| 571-775
| 7 |
Washington Zone 8 |
VA |
ARTNVAARX8X |
551G NUSO, LLC |
236 |
|
2016-08-31 |
|
| 571-775
| 8 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2016-03-28 |
|
| 571-775
| 9 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2016-03-21 |
|
| 571-776
| A |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-776
| 0 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-08-31 |
|
| 571-776
| 1 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-08-31 |
|
| 571-776
| 2 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-08-31 |
|
| 571-776
| 3 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-08-31 |
|
| 571-776
| 4 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-08-31 |
|
| 571-776
| 5 |
Herndon |
VA |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-05-21 |
|
| 571-776
| 6 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2019-10-07 |
|
| 571-776
| 7 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2019-10-07 |
|
| 571-776
| 8 |
Herndon |
VA |
ARTNVAARDS2 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2019-09-14 |
|
| 571-776
| 9 |
Herndon |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2019-08-30 |
|
| 571-777
| A |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
|
|
| 571-777
| 0 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-04-22 |
|
| 571-777
| 1 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2015-05-15 |
|
| 571-777
| 2 |
Washington Zone 8 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-03-17 |
|
| 571-777
| 3 |
Washington Zone 8 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-03-17 |
|
| 571-777
| 4 |
Washington Zone 8 |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-03-17 |
|
| 571-777
| 5 |
Washington Zone 8 |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2015-04-19 |
|
| 571-777
| 6 |
Washington Zone 8 |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2015-09-01 |
|
| 571-777
| 7 |
Washington Zone 8 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2014-12-06 |
|
| 571-777
| 8 |
Washington Zone 8 |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2015-10-02 |
|
| 571-777
| 9 |
Washington Zone 8 |
VA |
WASHDC12DS6 |
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2015-10-18 |
|
| 571-778
| A |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-778
| 0 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-07-14 |
|
| 571-778
| 1 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-07-14 |
|
| 571-778
| 2 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2016-09-05 |
|
| 571-778
| 3 |
Manassas |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-03-21 |
|
| 571-778
| 4 |
Manassas |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2016-03-21 |
|
| 571-778
| 5 |
Manassas |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2017-06-11 |
|
| 571-778
| 6 |
Manassas |
VA |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2016-03-13 |
|
| 571-778
| 7 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-03-12 |
|
| 571-778
| 8 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-03-12 |
|
| 571-778
| 9 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-03-12 |
|
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Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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