Local Calling Guide
Area code/prefix search
Glen Burnie, MD
<< 1 2 3 4 5 6 7 8 9 10 11 12
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-527
| A |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2025-11-01 |
|
| 667-527
| 0 |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2025-11-01 |
|
| 667-527
| 1 |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2025-12-18 |
|
| 667-527
| 2 |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2026-02-12 |
|
| 667-527
| 3 |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2026-01-23 |
|
| 667-527
| 4 |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2026-01-23 |
|
| 667-527
| 5 |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2026-02-10 |
|
| 667-527
| 7 |
BLTQMD019MD |
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2026-03-10 |
|
| 667-527
| 8 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2026-01-04 |
|
| 667-527
| 9 |
|
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2026-09-17 |
|
| 667-541
| A |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2026-05-02 |
|
| 667-541
| 0 |
|
876D ONVOY, LLC - MD |
238 |
|
2026-08-21 |
|
| 667-541
| 1 |
|
876D ONVOY, LLC - MD |
238 |
|
2026-08-21 |
|
| 667-541
| 2 |
|
876D ONVOY, LLC - MD |
238 |
|
2026-10-03 |
|
| 667-541
| 5 |
|
490J BOOST SUBSCRIBERCO L.L.C. |
238 |
|
2026-10-27 |
|
| 667-541
| 8 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2026-09-04 |
|
| 667-541
| 9 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2026-05-02 |
|
| 667-967
| A |
BLTQMD012MD |
964H BARR TELL USA, INC. |
238 |
|
|
|
| 667-967
| 0 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-03-19 |
|
| 667-967
| 1 |
BLTQMD012MD |
964H BARR TELL USA, INC. |
238 |
|
2017-01-21 |
|
| 667-967
| 2 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2017-01-25 |
|
| 667-967
| 3 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2017-01-25 |
|
| 667-967
| 4 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2017-01-25 |
|
| 667-967
| 5 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2017-03-05 |
|
| 667-967
| 6 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2017-09-05 |
|
| 667-967
| 7 |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
2017-03-14 |
|
| 667-967
| 8 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2017-07-06 |
|
| 667-967
| 9 |
CLMAMDORAMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2017-09-05 |
|
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Last updated: Tue, 29 Sep 2026 03:00:13 UTC
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