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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-717
| A |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2025-04-07 |
|
| 571-717
| 0 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2025-04-07 |
|
| 571-717
| 1 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2025-04-07 |
|
| 571-717
| 2 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-717
| 3 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-717
| 4 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-717
| 5 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-717
| 6 |
Washington Zone 17 |
VA |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2025-10-27 |
|
| 571-717
| 7 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2025-04-21 |
|
| 571-717
| 8 |
Washington Zone 17 |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-04-08 |
|
| 571-717
| 9 |
Washington Zone 17 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2025-04-21 |
|
| 571-718
| A |
Engleside |
VA |
ARTNVAARXNY |
7421 AT&T - LOCAL |
236 |
|
2025-04-28 |
|
| 571-718
| 7 |
Engleside |
VA |
|
962J VERSATEL LLC |
236 |
|
2026-10-24 |
|
| 571-718
| 9 |
Engleside |
VA |
ARTNVAARXNY |
7421 AT&T - LOCAL |
236 |
|
2025-04-28 |
|
| 571-719
| A |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
|
|
| 571-719
| 0 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2014-11-09 |
|
| 571-719
| 1 |
Manassas |
VA |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2015-10-09 |
|
| 571-719
| 2 |
Manassas |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-10-13 |
|
| 571-719
| 3 |
Manassas |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2016-01-13 |
|
| 571-719
| 4 |
Manassas |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-07-16 |
|
| 571-719
| 5 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2015-06-10 |
|
| 571-719
| 6 |
Manassas |
VA |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2016-03-08 |
|
| 571-719
| 7 |
Manassas |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2016-07-24 |
|
| 571-719
| 8 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2015-11-14 |
|
| 571-719
| 9 |
Manassas |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2016-09-22 |
|
| 571-720
| A |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-720
| 0 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-720
| 1 |
Herndon |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2025-05-12 |
|
| 571-720
| 2 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 3 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 4 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 5 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 6 |
Herndon |
VA |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2025-06-27 |
|
| 571-720
| 7 |
Herndon |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2026-05-09 |
|
| 571-720
| 8 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-10-18 |
|
| 571-720
| 9 |
Herndon |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2025-09-28 |
|
| 571-721
| A |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 571-721
| 0 |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 571-721
| 1 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-06-25 |
|
| 571-721
| 2 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2002-06-26 |
|
| 571-721
| 3 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2002-06-26 |
|
| 571-721
| 4 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 5 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 6 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 7 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 8 |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-03-07 |
|
| 571-721
| 9 |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-03-07 |
|
| 571-722
| A |
Washington Zone 17 |
VA |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
| 571-722
| 0 |
Washington Zone 17 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2010-06-18 |
|
| 571-722
| 1 |
Washington Zone 17 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2006-11-18 |
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 >>
Last updated: Sat, 10 Oct 2026 15:24:20 UTC
Sponsored by: VoIP Much Phone Company
Like this site? We accept donations via PayPal.