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: 359

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-359 A Columbia MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-26   
667-359 0 Columbia MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-26   
667-359 1 Columbia MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-26   
667-359 2 Columbia MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-26   
667-359 3 Columbia MD   876D ONVOY, LLC - MD 238   2022-04-25   
667-359 6 Columbia MD   624H ONVOY SPECTRUM, LLC 238   2022-01-15   
667-359 7 Columbia MD   624H ONVOY SPECTRUM, LLC 238   2022-01-15   
667-359 8 Columbia MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2022-06-13   
667-359 9 Columbia MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2022-06-13   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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