Local Calling Guide
Area code/prefix search
Baltimore, MD
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-407
| 1 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2022-07-23 |
|
| 667-407
| 2 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-07-22 |
|
| 667-407
| 3 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-07-22 |
|
| 667-407
| 4 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-07-22 |
|
| 667-407
| 5 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-07-22 |
|
| 667-407
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-07-22 |
|
| 667-407
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-07-22 |
|
| 667-407
| 8 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2022-07-23 |
|
| 667-407
| 9 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2022-07-23 |
|
| 667-414
| A |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
|
|
| 667-414
| 0 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2022-12-01 |
|
| 667-414
| 1 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2022-12-01 |
|
| 667-414
| 2 |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
2023-04-14 |
|
| 667-414
| 3 |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
2023-04-14 |
|
| 667-414
| 4 |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
2023-04-14 |
|
| 667-414
| 5 |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
2023-04-14 |
|
| 667-414
| 6 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-05-05 |
|
| 667-414
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-05-05 |
|
| 667-414
| 8 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-02-12 |
|
| 667-414
| 9 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-02-12 |
|
| 667-422
| A |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
|
|
| 667-422
| 0 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 1 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 2 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 3 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 4 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 5 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 6 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 7 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 8 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-422
| 9 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2023-02-21 |
|
| 667-425
| A |
BLTMMDSNLMD |
732J NUSO, LLC |
238 |
|
|
|
| 667-425
| 0 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-05-06 |
|
| 667-425
| 1 |
BLTMMDSNLMD |
732J NUSO, LLC |
238 |
|
2023-04-03 |
|
| 667-425
| 2 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2023-05-17 |
|
| 667-425
| 3 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2023-05-17 |
|
| 667-425
| 4 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2023-05-17 |
|
| 667-425
| 5 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-06-16 |
|
| 667-425
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-06-16 |
|
| 667-425
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-05-06 |
|
| 667-425
| 8 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-05-06 |
|
| 667-425
| 9 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-05-06 |
|
| 667-434
| A |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 667-434
| 0 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-06-23 |
|
| 667-434
| 1 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-06-23 |
|
| 667-434
| 2 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-06-23 |
|
| 667-434
| 3 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-06-23 |
|
| 667-434
| 4 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-06-23 |
|
| 667-434
| 5 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-06-23 |
|
| 667-434
| 6 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-06-23 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.