Local Calling Guide
Area code/prefix search
Sykesville, MD
<< 1 2 3 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-277
| 3 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-277
| 4 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-277
| 5 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-277
| 6 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-277
| 7 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-277
| 8 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-277
| 9 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-280
| A |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 0 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 1 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 2 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 3 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 4 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 5 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 6 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2006-06-26 |
|
443-280
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-280
| 8 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2014-10-01 |
|
443-280
| 9 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2008-12-11 |
|
443-300
| A |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-300
| 0 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-07-12 |
|
443-300
| 1 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-04-29 |
|
443-300
| 2 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-300
| 3 |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
2008-10-01 |
|
443-300
| 4 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2021-06-26 |
|
443-300
| 5 |
BLTMMDCHXMX |
506J TWILIO INTERNATIONAL, INC. |
238 |
|
2020-12-26 |
|
443-300
| 6 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-02-25 |
|
443-300
| 7 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-09-03 |
|
443-300
| 8 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-10-28 |
|
443-300
| 9 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-07-12 |
|
443-328
| A |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
|
|
443-328
| 0 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-04-29 |
|
443-328
| 1 |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
|
|
443-328
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-05-01 |
|
443-328
| 3 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2015-05-22 |
|
443-328
| 4 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2015-05-22 |
|
443-328
| 5 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2015-10-16 |
|
443-328
| 6 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2014-01-26 |
|
443-328
| 7 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2014-06-25 |
|
443-328
| 8 |
|
515J IP HORIZON LLC |
238 |
|
2016-05-31 |
|
443-328
| 9 |
|
515J IP HORIZON LLC |
238 |
|
2015-03-21 |
|
443-361
| A |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
|
|
443-398
| A |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-398
| 0 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-398
| 1 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-398
| 2 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-02-26 |
|
443-398
| 3 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2012-02-29 |
|
443-398
| 4 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-398
| 5 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-398
| 6 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-398
| 7 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
<< 1 2 3 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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