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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-632
| 4 |
Manassas |
VA |
|
732J NUSO, LLC |
236 |
|
2025-07-14 |
|
| 571-632
| 5 |
Manassas |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-03-10 |
|
| 571-632
| 6 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-05-16 |
|
| 571-632
| 7 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-05-16 |
|
| 571-632
| 8 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-05-16 |
|
| 571-632
| 9 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-05-16 |
|
| 571-633
| A |
Washington Zone 17 |
VA |
MCLNVALVDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 0 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 1 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 2 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 3 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 4 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 5 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2011-11-30 |
|
| 571-633
| 6 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 7 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 8 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-633
| 9 |
Washington Zone 17 |
VA |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-634
| A |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-634
| 0 |
Washington Zone 17 |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2019-10-23 |
|
| 571-634
| 1 |
Washington Zone 17 |
VA |
|
5562 METROPCS, INC. |
236 |
|
2018-12-31 |
|
| 571-634
| 2 |
Washington Zone 17 |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2019-10-23 |
|
| 571-634
| 3 |
Washington Zone 17 |
VA |
|
275G PEERLESS NETWORK OF VIRGINIA, LLC - VA |
236 |
|
2019-03-12 |
|
| 571-634
| 4 |
Washington Zone 17 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-03-16 |
|
| 571-634
| 5 |
Washington Zone 17 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-03-16 |
|
| 571-634
| 6 |
Washington Zone 17 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-08-25 |
|
| 571-634
| 7 |
Washington Zone 17 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-08-25 |
|
| 571-634
| 8 |
Washington Zone 17 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-08-16 |
|
| 571-634
| 9 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-11-26 |
|
| 571-635
| A |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-635
| 0 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-07-14 |
|
| 571-635
| 1 |
Washington Zone 17 |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-05-14 |
|
| 571-635
| 2 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-07-14 |
|
| 571-635
| 3 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-07-14 |
|
| 571-635
| 4 |
Washington Zone 17 |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-12-23 |
|
| 571-635
| 5 |
Washington Zone 17 |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2016-09-08 |
|
| 571-635
| 6 |
Washington Zone 17 |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2016-09-08 |
|
| 571-635
| 7 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-09-15 |
|
| 571-635
| 8 |
Washington Zone 17 |
VA |
|
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2015-08-16 |
|
| 571-635
| 9 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2015-03-09 |
|
| 571-636
| A |
Haymarket |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
|
|
| 571-636
| 0 |
Haymarket |
VA |
|
551G NUSO, LLC |
236 |
|
2018-07-31 |
|
| 571-636
| 1 |
Haymarket |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-06-14 |
|
| 571-636
| 2 |
Haymarket |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2026-02-06 |
|
| 571-636
| 3 |
Haymarket |
VA |
|
145J TERRA NOVA TELECOM INC. |
236 |
|
2025-07-25 |
|
| 571-636
| 5 |
Haymarket |
VA |
|
073H TELNYX LLC |
236 |
|
2025-11-14 |
|
| 571-636
| 6 |
Haymarket |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-09-11 |
|
| 571-636
| 7 |
Haymarket |
VA |
|
515J IP HORIZON LLC |
236 |
|
2024-12-26 |
|
| 571-636
| 8 |
Haymarket |
VA |
|
515J IP HORIZON LLC |
236 |
|
2024-12-26 |
|
| 571-636
| 9 |
Haymarket |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-07-26 |
|
| 571-637
| A |
Washington Zone 8 |
VA |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
<< 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 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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