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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-447
| 0 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-07-09 |
|
| 571-447
| 1 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-07-12 |
|
| 571-447
| 2 |
Washington Zone 8 |
VA |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-07-12 |
|
| 571-447
| 3 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-07-12 |
|
| 571-447
| 4 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2012-04-24 |
|
| 571-447
| 5 |
Washington Zone 8 |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2011-09-12 |
|
| 571-447
| 6 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-10-28 |
|
| 571-447
| 7 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-08-06 |
|
| 571-447
| 8 |
Washington Zone 8 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2011-08-06 |
|
| 571-447
| 9 |
Washington Zone 8 |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2012-08-11 |
|
| 571-448
| A |
Engleside |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-448
| 0 |
Engleside |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2017-06-04 |
|
| 571-448
| 1 |
Engleside |
VA |
|
515J IP HORIZON LLC |
236 |
|
2013-07-11 |
|
| 571-448
| 2 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-448
| 3 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-448
| 4 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-448
| 5 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-448
| 6 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-448
| 7 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-448
| 8 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-448
| 9 |
Engleside |
VA |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-02-06 |
|
| 571-449
| A |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
|
|
| 571-449
| 0 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2008-11-16 |
|
| 571-449
| 1 |
Herndon |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2008-11-16 |
|
| 571-449
| 2 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2010-04-02 |
|
| 571-449
| 3 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2009-10-16 |
|
| 571-449
| 4 |
Herndon |
VA |
WASHDCDTDS1 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2009-01-05 |
|
| 571-449
| 5 |
Herndon |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2008-11-17 |
|
| 571-449
| 6 |
Herndon |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2009-02-14 |
|
| 571-449
| 7 |
Herndon |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2009-02-14 |
|
| 571-449
| 8 |
Herndon |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2008-12-09 |
|
| 571-449
| 9 |
Herndon |
VA |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2010-09-02 |
|
| 571-450
| A |
Lorton |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
|
|
| 571-450
| 0 |
Lorton |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2020-04-02 |
|
| 571-450
| 1 |
Lorton |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-06-05 |
|
| 571-450
| 2 |
Lorton |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-06-05 |
|
| 571-450
| 3 |
Lorton |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-04-03 |
|
| 571-450
| 4 |
Lorton |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-04-03 |
|
| 571-450
| 5 |
Lorton |
VA |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2020-07-13 |
|
| 571-450
| 6 |
Lorton |
VA |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2020-07-13 |
|
| 571-450
| 7 |
Lorton |
VA |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2020-07-13 |
|
| 571-450
| 8 |
Lorton |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-08-20 |
|
| 571-450
| 9 |
Lorton |
VA |
VINNVACBDS0 |
138E ONVOY, LLC - VA |
236 |
|
2020-08-20 |
|
| 571-451
| A |
Washington Zone 8 |
VA |
WASHDCSW00Z |
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 571-451
| 0 |
Washington Zone 8 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2006-01-27 |
|
| 571-451
| 1 |
Washington Zone 8 |
VA |
WASHDCSW00Z |
829J PAETEC ITEL, LLC |
236 |
|
2005-08-04 |
|
| 571-451
| 2 |
Washington Zone 8 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2006-01-27 |
|
| 571-451
| 3 |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-03-07 |
|
| 571-451
| 4 |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-01-18 |
|
| 571-451
| 5 |
Washington Zone 8 |
VA |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-01-18 |
|
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Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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