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 |
| 571-669
| A |
Washington Zone 19 |
VA |
WASHDC125MD |
197D VONAGE AMERICA LLC |
236 |
|
|
|
| 571-669
| 0 |
Washington Zone 19 |
VA |
|
197D VONAGE AMERICA LLC |
236 |
|
2019-01-18 |
|
| 571-669
| 1 |
Washington Zone 19 |
VA |
|
197D VONAGE AMERICA LLC |
236 |
|
2019-01-18 |
|
| 571-669
| 2 |
Washington Zone 19 |
VA |
|
197D VONAGE AMERICA LLC |
236 |
|
2019-01-18 |
|
| 571-669
| 3 |
Washington Zone 19 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-03-16 |
|
| 571-669
| 4 |
Washington Zone 19 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-03-16 |
|
| 571-669
| 5 |
Washington Zone 19 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-03-16 |
|
| 571-669
| 6 |
Washington Zone 19 |
VA |
|
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2019-02-26 |
|
| 571-669
| 7 |
Washington Zone 19 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2019-03-16 |
|
| 571-669
| 8 |
Washington Zone 19 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2020-04-02 |
|
| 571-669
| 9 |
Washington Zone 19 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-03-09 |
|
| 571-670
| A |
Washington Zone 8 |
VA |
ARTNVAARX5Y |
939H COMMIO, LLC |
236 |
|
2024-03-15 |
|
| 571-670
| 0 |
Washington Zone 8 |
VA |
|
939H COMMIO, LLC |
236 |
|
2024-03-15 |
|
| 571-670
| 1 |
Washington Zone 8 |
VA |
|
939H COMMIO, LLC |
236 |
|
2024-03-15 |
|
| 571-670
| 2 |
Washington Zone 8 |
VA |
|
939H COMMIO, LLC |
236 |
|
2024-03-15 |
|
| 571-670
| 3 |
Washington Zone 8 |
VA |
|
939H COMMIO, LLC |
236 |
|
2024-03-15 |
|
| 571-670
| 4 |
Washington Zone 8 |
VA |
|
939H COMMIO, LLC |
236 |
|
2024-03-15 |
|
| 571-670
| 5 |
Washington Zone 8 |
VA |
|
939H COMMIO, LLC |
236 |
|
2024-03-15 |
|
| 571-670
| 6 |
Washington Zone 8 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-03-16 |
|
| 571-670
| 7 |
Washington Zone 8 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-03-16 |
|
| 571-670
| 8 |
Washington Zone 8 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-03-16 |
|
| 571-670
| 9 |
Washington Zone 8 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-03-16 |
|
| 571-671
| A |
Engleside |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2024-05-05 |
|
| 571-671
| 0 |
Engleside |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-05-05 |
|
| 571-671
| 1 |
Engleside |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-07-05 |
|
| 571-671
| 2 |
Engleside |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-06-13 |
|
| 571-671
| 3 |
Engleside |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2026-02-20 |
|
| 571-671
| 5 |
Engleside |
VA |
|
490J DISH WIRELESS, LLC |
236 |
|
2024-05-07 |
|
| 571-671
| 6 |
Engleside |
VA |
|
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2024-08-09 |
|
| 571-671
| 7 |
Engleside |
VA |
|
490J DISH WIRELESS, LLC |
236 |
|
2024-08-30 |
|
| 571-671
| 8 |
Engleside |
VA |
|
515J IP HORIZON LLC |
236 |
|
2024-06-29 |
|
| 571-671
| 9 |
Engleside |
VA |
|
515J IP HORIZON LLC |
236 |
|
2024-06-29 |
|
| 571-672
| A |
Washington Zone 17 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 0 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 1 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 2 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 3 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 4 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 5 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 6 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 7 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 8 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-672
| 9 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-05-09 |
|
| 571-673
| A |
Occoquan |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2024-05-16 |
|
| 571-673
| 0 |
Occoquan |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-05-16 |
|
| 571-673
| 1 |
Occoquan |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-05-20 |
|
| 571-673
| 2 |
Occoquan |
VA |
|
073H TELNYX LLC |
236 |
|
2024-09-20 |
|
| 571-673
| 3 |
Occoquan |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-12-13 |
|
| 571-673
| 4 |
Occoquan |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-11-22 |
|
| 571-673
| 5 |
Occoquan |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-11-22 |
|
<< 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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