Local Calling Guide
Area code/prefix search
Pikesville, MD
<< 1 2 3 4 5 6 7 8 9 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-334
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2016-10-24 |
|
443-334
| 8 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2007-12-04 |
|
443-334
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-352
| A |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-352
| 0 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2007-09-11 |
|
443-352
| 1 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
443-352
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-29 |
|
443-352
| 3 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2007-08-13 |
|
443-352
| 4 |
OWMLMDOMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
2003-10-30 |
|
443-352
| 5 |
OWMLMDOMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
2003-10-30 |
|
443-352
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-29 |
|
443-352
| 7 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-352
| 8 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2007-08-13 |
|
443-352
| 9 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
443-357
| A |
PIVLMDPKDS1 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-357
| 0 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-357
| 1 |
PIVLMDPKDS1 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-357
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-357
| 3 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-357
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-29 |
|
443-357
| 5 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-357
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-357
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-29 |
|
443-357
| 8 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-357
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-22 |
|
443-379
| A |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
|
|
443-379
| 0 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2007-04-20 |
|
443-379
| 1 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2010-08-11 |
|
443-379
| 2 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2007-11-16 |
|
443-379
| 3 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2010-10-11 |
|
443-379
| 4 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-05-20 |
|
443-379
| 5 |
BLTMMDCHW29 |
4716 PAETEC COMMUNICATIONS, INC. - MD |
238 |
|
2011-01-20 |
|
443-379
| 6 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2012-02-23 |
|
443-379
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2010-10-11 |
|
443-379
| 8 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-05-20 |
|
443-379
| 9 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2010-10-11 |
|
443-394
| A |
OWMLMDOMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-450
| A |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-450
| 0 |
BLTQMD012MD |
964H BARR TELL USA, INC. |
238 |
|
2016-12-17 |
|
443-450
| 1 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2012-07-29 |
|
443-450
| 2 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-10-03 |
|
443-450
| 3 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2013-07-17 |
|
443-450
| 4 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-450
| 5 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2015-09-14 |
|
443-450
| 6 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2018-02-01 |
|
443-450
| 7 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2019-07-05 |
|
443-450
| 8 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2014-12-13 |
|
443-450
| 9 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-01-14 |
|
443-471
| A |
CLMAMDJTAMD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-471
| 0 |
CLMAMDJTAMD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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