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 |
| 571-534
| 9 |
Occoquan |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-10-30 |
|
| 571-535
| A |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 571-535
| 0 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2011-03-20 |
|
| 571-535
| 1 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2011-03-20 |
|
| 571-535
| 2 |
Manassas |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2011-05-26 |
|
| 571-535
| 3 |
Manassas |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-07-07 |
|
| 571-535
| 4 |
Manassas |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2011-07-07 |
|
| 571-535
| 5 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2011-08-26 |
|
| 571-535
| 6 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2011-08-26 |
|
| 571-535
| 7 |
Manassas |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2011-08-26 |
|
| 571-535
| 8 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-04-15 |
|
| 571-535
| 9 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-04-15 |
|
| 571-536
| A |
Washington Zone 19 |
VA |
DMSCMDAGGT0 |
5832 CORETEL VIRGINIA, LLC - VA |
236 |
|
|
|
| 571-536
| 0 |
Washington Zone 19 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-08-23 |
|
| 571-536
| 1 |
Washington Zone 19 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-09-20 |
|
| 571-536
| 2 |
Washington Zone 19 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2019-08-21 |
|
| 571-536
| 3 |
Washington Zone 19 |
VA |
DMSCMDAGGT0 |
5832 CORETEL VIRGINIA, LLC - VA |
236 |
|
2019-05-09 |
|
| 571-536
| 4 |
Washington Zone 19 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-09-20 |
|
| 571-536
| 5 |
Washington Zone 19 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-09-20 |
|
| 571-536
| 6 |
Washington Zone 19 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-04-02 |
|
| 571-536
| 7 |
Washington Zone 19 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2019-08-21 |
|
| 571-536
| 8 |
Washington Zone 19 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-11-26 |
|
| 571-536
| 9 |
Washington Zone 19 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-11-26 |
|
| 571-537
| A |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-537
| 0 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 1 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 2 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 3 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 4 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 5 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 6 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 7 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 8 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-537
| 9 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-538
| A |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-538
| 0 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2022-03-05 |
|
| 571-538
| 1 |
Manassas |
VA |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2022-03-20 |
|
| 571-538
| 2 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2022-07-29 |
|
| 571-538
| 3 |
Manassas |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2022-03-01 |
|
| 571-538
| 4 |
Manassas |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2022-03-01 |
|
| 571-538
| 5 |
Manassas |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2022-03-01 |
|
| 571-538
| 6 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-538
| 7 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-538
| 8 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-538
| 9 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-539
| A |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-539
| 0 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-539
| 1 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-539
| 2 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-539
| 3 |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
<< 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
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