Local Calling Guide
Area code/prefix search
Cambridge, MD
1 2 3 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
410-221
| A |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-228
| A |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-330
| A |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 0 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 1 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 2 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 3 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 4 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 5 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 6 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-330
| 7 |
|
5562 METROPCS, INC. |
242 |
|
2003-02-10 |
|
410-330
| 8 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2002-12-18 |
|
410-330
| 9 |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
410-901
| A |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 0 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 1 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 2 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 3 |
SLBRMDSBXLX |
318J COMCAST IP PHONE, LLC |
242 |
|
2015-08-12 |
|
410-901
| 4 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 5 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 6 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 7 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2005-02-17 |
|
410-901
| 8 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-901
| 9 |
CMBRMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
443-205
| A |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-205
| 0 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2004-06-03 |
|
443-205
| 1 |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2013-09-16 |
|
443-205
| 2 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2006-08-07 |
|
443-205
| 3 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2005-07-22 |
|
443-205
| 4 |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2004-07-16 |
|
443-205
| 5 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2004-03-18 |
|
443-205
| 6 |
|
876D ONVOY, LLC - MD |
242 |
|
2024-03-02 |
|
443-205
| 7 |
|
876D ONVOY, LLC - MD |
242 |
|
2024-04-04 |
|
443-205
| 8 |
SLBRMD906MD |
145J TERRA NOVA TELECOM INC. |
242 |
|
2022-11-07 |
|
443-205
| 9 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2007-05-03 |
|
443-225
| A |
SLBRMDSC2MD |
5562 METROPCS, INC. |
242 |
|
|
|
443-225
| 0 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2020-09-09 |
|
443-225
| 1 |
|
876D ONVOY, LLC - MD |
242 |
|
2024-05-03 |
|
443-225
| 2 |
SLBRMDSC2MD |
5562 METROPCS, INC. |
242 |
|
2010-07-20 |
|
443-225
| 3 |
|
145J TERRA NOVA TELECOM INC. |
242 |
|
2024-05-20 |
|
443-225
| 4 |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2007-12-04 |
|
443-225
| 5 |
SLBRMDSBXLX |
318J COMCAST IP PHONE, LLC |
242 |
|
2006-07-31 |
|
443-225
| 6 |
SLBRMDSBXLX |
318J COMCAST IP PHONE, LLC |
242 |
|
2007-09-20 |
|
443-225
| 7 |
ESTNMDES5MD |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
242 |
|
2009-03-02 |
|
443-225
| 8 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2006-08-24 |
|
443-225
| 9 |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2004-03-15 |
|
443-382
| A |
SLBRMD90DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
|
|
443-477
| A |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-477
| 0 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2007-03-09 |
|
443-477
| 1 |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2007-09-21 |
|
1 2 3 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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