Local Calling Guide
Area code/prefix search
Herndon, VA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-304
| A |
CNVIVACTDS0 |
9213 VERIZON VIRGINIA, INC. |
236 |
|
|
|
| 571-304
| 0 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 1 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 2 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 3 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 4 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 5 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 6 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 7 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 8 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-304
| 9 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2014-02-27 |
|
| 571-306
| A |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
|
|
| 571-306
| 0 |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 1 |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 2 |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 3 |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-04-11 |
|
| 571-306
| 4 |
|
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2011-05-16 |
|
| 571-306
| 5 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2011-06-09 |
|
| 571-306
| 6 |
|
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2011-05-27 |
|
| 571-306
| 7 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2012-01-13 |
|
| 571-306
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-06-07 |
|
| 571-306
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-06-07 |
|
| 571-313
| A |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
|
|
| 571-313
| 0 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2006-11-09 |
|
| 571-313
| 1 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-17 |
|
| 571-313
| 2 |
|
9213 VERIZON VIRGINIA, INC. |
236 |
|
2007-01-28 |
|
| 571-313
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2007-04-21 |
|
| 571-313
| 4 |
|
829J PAETEC ITEL, LLC |
236 |
|
2007-02-26 |
|
| 571-313
| 5 |
|
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2007-05-24 |
|
| 571-313
| 6 |
|
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2007-05-07 |
|
| 571-313
| 7 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2008-04-12 |
|
| 571-313
| 8 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-17 |
|
| 571-313
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-08 |
|
| 571-315
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 571-315
| 0 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-06-16 |
|
| 571-315
| 1 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-06-16 |
|
| 571-315
| 2 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-06-16 |
|
| 571-315
| 3 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-07-17 |
|
| 571-315
| 4 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-07-17 |
|
| 571-315
| 5 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2009-05-15 |
|
| 571-315
| 6 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2009-05-15 |
|
| 571-315
| 7 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-05-22 |
|
| 571-315
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-05-22 |
|
| 571-315
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-05-22 |
|
| 571-323
| A |
|
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 571-324
| A |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-324
| 0 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-09-24 |
|
| 571-324
| 1 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2018-06-12 |
|
| 571-324
| 2 |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2017-11-10 |
|
| 571-324
| 3 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2018-08-20 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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