Local Calling Guide
Area code/prefix search
Catonsville, MD
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NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-860
| 6 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-08-17 |
|
443-860
| 7 |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
2011-11-04 |
|
443-860
| 8 |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2013-05-04 |
|
443-860
| 9 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2006-12-14 |
|
443-887
| A |
HNVAMDBHAMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
|
|
443-887
| 0 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 1 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 2 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 3 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 4 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 5 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 6 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 7 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 8 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-887
| 9 |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
2010-07-03 |
|
443-980
| A |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 0 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 1 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 2 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 3 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 4 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 5 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 6 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2005-04-27 |
|
443-980
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 8 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-980
| 9 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-996
| A |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
667-345
| A |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
|
|
667-345
| 0 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-07-26 |
|
667-345
| 1 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-07-26 |
|
667-345
| 2 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2021-11-21 |
|
667-345
| 3 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2021-07-09 |
|
667-345
| 4 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2021-07-09 |
|
667-345
| 5 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-05-21 |
|
667-345
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-07-26 |
|
667-345
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2019-11-08 |
|
667-345
| 8 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-04-29 |
|
667-345
| 9 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-04-29 |
|
667-369
| A |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
667-369
| 0 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2022-11-04 |
|
667-369
| 1 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-03-24 |
|
667-369
| 2 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-03-24 |
|
667-369
| 3 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-02-10 |
|
667-369
| 4 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-02-10 |
|
667-369
| 5 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-01-21 |
|
667-369
| 6 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-12-04 |
|
667-369
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-12-04 |
|
667-369
| 8 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-01-21 |
|
667-369
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-01-21 |
|
667-419
| A |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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