Local Calling Guide
Area code/prefix search
Washington Zone 2, MD
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-743
| 0 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2015-08-09 |
|
| 240-743
| 1 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2014-07-01 |
|
| 240-743
| 2 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2014-05-11 |
|
| 240-743
| 3 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2007-08-27 |
|
| 240-743
| 4 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-20 |
|
| 240-743
| 5 |
|
876D ONVOY, LLC - MD |
236 |
|
2007-09-13 |
|
| 240-743
| 6 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-09 |
|
| 240-743
| 7 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-09-17 |
|
| 240-743
| 8 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-09-17 |
|
| 240-743
| 9 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-09-17 |
|
| 240-744
| A |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-744
| 0 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-744
| 1 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-744
| 2 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-07-02 |
|
| 240-744
| 3 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-744
| 4 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-744
| 5 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-744
| 6 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-11-21 |
|
| 240-744
| 7 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-744
| 8 |
|
145J TERRA NOVA TELECOM INC. |
236 |
|
2021-06-10 |
|
| 240-744
| 9 |
|
516J TON80 COMMUNICATIONS, LLC |
236 |
|
2021-11-13 |
|
| 240-752
| A |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-752
| 0 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-752
| 1 |
|
829J PAETEC ITEL, LLC |
236 |
|
2006-05-11 |
|
| 240-752
| 2 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-02-20 |
|
| 240-752
| 3 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-03-12 |
|
| 240-752
| 4 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-03-12 |
|
| 240-752
| 5 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-08-14 |
|
| 240-752
| 6 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-03-24 |
|
| 240-752
| 7 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-03-24 |
|
| 240-752
| 8 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-11 |
|
| 240-752
| 9 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-09-19 |
|
| 240-760
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-760
| 0 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2015-11-19 |
|
| 240-760
| 1 |
|
876D ONVOY, LLC - MD |
236 |
|
2016-03-02 |
|
| 240-760
| 2 |
|
876D ONVOY, LLC - MD |
236 |
|
2016-03-02 |
|
| 240-760
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-12-14 |
|
| 240-760
| 4 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-12-14 |
|
| 240-760
| 5 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-12-14 |
|
| 240-760
| 6 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2016-04-08 |
|
| 240-760
| 7 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2016-04-08 |
|
| 240-760
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-02-06 |
|
| 240-760
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-02-06 |
|
| 240-762
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-762
| 0 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2012-10-21 |
|
| 240-762
| 1 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2012-10-21 |
|
| 240-762
| 2 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2014-09-01 |
|
| 240-762
| 3 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2015-05-05 |
|
| 240-762
| 4 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2014-07-18 |
|
| 240-762
| 5 |
|
829J PAETEC ITEL, LLC |
236 |
|
2013-09-04 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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