Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Essex, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-442 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-22   
667-442 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-22   
667-442 3   876D ONVOY, LLC - MD 238   2024-02-25   
667-442 4   876D ONVOY, LLC - MD 238   2024-02-25   
667-442 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-17   
667-442 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-17   
667-442 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-17   
667-442 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-17   
667-442 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-16   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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