Local Calling Guide
Area code/prefix search
Baltimore, MD
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-504
| A |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-504
| 0 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-28 |
|
| 667-504
| 1 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-28 |
|
| 667-504
| 2 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-28 |
|
| 667-504
| 3 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-504
| 4 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-504
| 5 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-504
| 6 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-504
| 7 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-504
| 8 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-504
| 9 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-03-27 |
|
| 667-506
| A |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 0 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2025-05-05 |
|
| 667-506
| 1 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2025-05-05 |
|
| 667-506
| 2 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 3 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 4 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 5 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 6 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 7 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 8 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-506
| 9 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-05-04 |
|
| 667-513
| A |
BLTQMD01GMD |
616J LEAP TELECOM, LLC |
238 |
|
2025-07-17 |
|
| 667-513
| 0 |
BLTQMD01GMD |
616J LEAP TELECOM, LLC |
238 |
|
2025-07-17 |
|
| 667-513
| 1 |
BLTQMD01GMD |
616J LEAP TELECOM, LLC |
238 |
|
2025-07-17 |
|
| 667-513
| 2 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-513
| 3 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-513
| 4 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-513
| 5 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-513
| 6 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-513
| 7 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-513
| 8 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-513
| 9 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-18 |
|
| 667-514
| A |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 0 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 1 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 2 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 3 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 4 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 5 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 6 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 7 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 8 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-514
| 9 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-04 |
|
| 667-515
| A |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-21 |
|
| 667-515
| 0 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-21 |
|
| 667-515
| 1 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-21 |
|
| 667-515
| 2 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-21 |
|
| 667-515
| 3 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-21 |
|
| 667-515
| 4 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-07-21 |
|
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Last updated: Tue, 29 Sep 2026 03:00:13 UTC
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