Local Calling Guide

Area code/prefix search

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Prince Frederick, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-453 1 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2024-01-11   
667-453 2 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2024-01-11   
667-453 3   876D ONVOY, LLC - MD 238   2024-03-01   
667-453 4   876D ONVOY, LLC - MD 238   2024-03-01   
667-453 5   876D ONVOY, LLC - MD 238   2024-03-01   
667-453 6   876D ONVOY, LLC - MD 238   2024-04-05   
667-453 7   876D ONVOY, LLC - MD 238   2024-04-05   
667-453 8 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-12-04   
667-453 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-04   

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

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