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: 371

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-371 A Ellicott City MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
667-371 0 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-09-30   
667-371 1 Ellicott City MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-03-10   
667-371 2 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-371 3 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-21   
667-371 4 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-21   
667-371 5 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-371 6 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-07   
667-371 7 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-07   
667-371 8 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-04-25   
667-371 9 Ellicott City MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2022-01-13   

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

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