Local Calling Guide
Area code/prefix search
Cockeysville, MD
<< 1 2 3 4 5 6
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-318
| 6 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2021-10-10 |
|
| 667-318
| 7 |
BLTMMDCHCMD |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2021-10-25 |
|
| 667-318
| 8 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2021-09-10 |
|
| 667-318
| 9 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2022-02-01 |
|
| 667-846
| A |
BLTQMD01BMD |
516J TON80 COMMUNICATIONS, LLC |
238 |
|
|
|
| 667-846
| 0 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-846
| 1 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-846
| 2 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-04-26 |
|
| 667-846
| 3 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-846
| 4 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-846
| 5 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-846
| 6 |
BLTQMD01BMD |
516J TON80 COMMUNICATIONS, LLC |
238 |
|
2022-04-25 |
|
| 667-846
| 7 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2025-08-11 |
|
| 667-846
| 9 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2024-04-19 |
|
<< 1 2 3 4 5 6
Last updated: Wed, 04 Mar 2026 03:00:52 UTC
Sponsored by: BeeVox - Whitelabel Reseller Platform
Like this site? We accept donations via PayPal.