Local Calling Guide
Area code/prefix search
Cambridge, MD
<< 1 2 3 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-477
| 2 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2008-01-14 |
|
443-477
| 3 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2008-03-03 |
|
443-477
| 4 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2008-08-01 |
|
443-477
| 5 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2017-11-24 |
|
443-477
| 6 |
SLBRMDSBXLX |
318J COMCAST IP PHONE, LLC |
242 |
|
2009-03-19 |
|
443-477
| 7 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2007-08-02 |
|
443-477
| 8 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
2011-08-23 |
|
443-477
| 9 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2014-02-11 |
|
443-515
| A |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-515
| 0 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2009-08-07 |
|
443-515
| 1 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2010-08-21 |
|
443-515
| 2 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2011-08-25 |
|
443-515
| 3 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2011-08-25 |
|
443-515
| 4 |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2022-02-03 |
|
443-515
| 5 |
SLBRMDSBX6Y |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
242 |
|
2010-06-27 |
|
443-515
| 6 |
SLBRMDSBXUX |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
242 |
|
2012-07-13 |
|
443-515
| 7 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2015-04-12 |
|
443-515
| 8 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2015-04-12 |
|
443-515
| 9 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2014-11-08 |
|
443-521
| A |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 0 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 1 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 2 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 3 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 4 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 5 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 6 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 7 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-521
| 8 |
SLBRMD906MD |
145J TERRA NOVA TELECOM INC. |
242 |
|
2023-04-29 |
|
443-521
| 9 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-972
| A |
SLBRMDSB8MD |
2589 US LEC OF MARYLAND, INC. |
242 |
|
|
|
443-972
| 0 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2016-04-12 |
|
443-972
| 1 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2016-04-12 |
|
443-972
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2019-07-31 |
|
443-972
| 3 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2022-09-13 |
|
443-972
| 4 |
SLBRMDSB8MD |
2589 US LEC OF MARYLAND, INC. |
242 |
|
2012-08-15 |
|
443-972
| 5 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2017-04-13 |
|
443-972
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2019-07-31 |
|
443-972
| 7 |
ESTNMDESMMD |
228C IDT AMERICA, CORP. - MD |
242 |
|
2018-01-14 |
|
443-972
| 8 |
SLBRMDSBXLX |
318J COMCAST IP PHONE, LLC |
242 |
|
2021-03-08 |
|
443-972
| 9 |
SLBRMD902MD |
073H TELNYX LLC |
242 |
|
2017-10-19 |
|
667-327
| A |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
|
|
667-327
| 0 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-18 |
|
667-327
| 1 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-18 |
|
667-327
| 2 |
SLBRMDSC2MD |
5562 METROPCS, INC. |
242 |
|
2021-05-18 |
|
667-327
| 3 |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2021-05-27 |
|
667-327
| 4 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-21 |
|
667-327
| 5 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-21 |
|
667-327
| 6 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-17 |
|
667-327
| 7 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-21 |
|
<< 1 2 3 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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