Local Calling Guide

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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-404 A Prince Frederick MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-404 0 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2022-08-07   
667-404 1 Prince Frederick MD BLTQMD013MD  939H COMMIO, LLC 238   2022-11-24   
667-404 2 Prince Frederick MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-03-24   
667-404 3 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-404 4 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-404 5 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-404 6 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-404 7 Prince Frederick MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-404 8 Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2023-09-21   
667-404 9 Prince Frederick MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-30   

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

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