Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 255

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-255 A Hillsboro MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-255 0 Hillsboro MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2018-10-13   
667-255 1 Hillsboro MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-255 2 Hillsboro MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-255 3 Hillsboro MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   
667-255 4 Hillsboro MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   
667-255 6 Hillsboro MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   
667-255 8 Hillsboro MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-04-29   
667-255 9 Hillsboro MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   

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

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