Local Calling Guide
Area code/prefix search
Herndon, VA
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-304
| 1 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 2 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 3 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 4 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 5 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 6 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 7 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 8 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 9 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-306
| A |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
|
|
| 571-306
| 0 |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 1 |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 2 |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 3 |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 4 |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2011-05-16 |
|
| 571-306
| 5 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2011-06-09 |
|
| 571-306
| 6 |
ARTNVACKDS2 |
7421 AT&T - LOCAL |
236 |
|
2011-05-27 |
|
| 571-306
| 7 |
FLCHVA19DS0 |
7189 COX VIRGINIA TELCOM, INC. - VA |
236 |
|
2012-01-13 |
|
| 571-306
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-06-07 |
|
| 571-306
| 9 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-06-07 |
|
| 571-313
| A |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
|
|
| 571-313
| 0 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2006-11-09 |
|
| 571-313
| 1 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-17 |
|
| 571-313
| 2 |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
2007-01-28 |
|
| 571-313
| 3 |
WASHDCCZDS1 |
4772 XO VIRGINIA, LLC |
236 |
|
2007-04-21 |
|
| 571-313
| 4 |
STNGVA08AMD |
4534 PAETEC COMMUNICATIONS OF VIRGINIA, LLC - VA |
236 |
|
2007-02-26 |
|
| 571-313
| 5 |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2007-05-24 |
|
| 571-313
| 6 |
WASHDCDTDS1 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2007-05-07 |
|
| 571-313
| 7 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2008-04-12 |
|
| 571-313
| 8 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-17 |
|
| 571-313
| 9 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-08 |
|
| 571-315
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-315
| 0 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-06-16 |
|
| 571-315
| 1 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-06-16 |
|
| 571-315
| 2 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-06-16 |
|
| 571-315
| 3 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-07-17 |
|
| 571-315
| 4 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-07-17 |
|
| 571-315
| 5 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2009-05-15 |
|
| 571-315
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2009-05-15 |
|
| 571-315
| 7 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-05-22 |
|
| 571-315
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-05-22 |
|
| 571-315
| 9 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-05-22 |
|
| 571-323
| A |
HRNDVA13AMD |
4725 CAVALIER TELEPHONE, LLC - VA |
236 |
|
|
|
| 571-324
| A |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-324
| 0 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-09-24 |
|
| 571-324
| 1 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2018-06-12 |
|
| 571-324
| 2 |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2017-11-10 |
|
| 571-324
| 3 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2018-08-20 |
|
| 571-324
| 4 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-10-25 |
|
| 571-324
| 5 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-10-28 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.