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: 476

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-476 A Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-476 0 Glenwood MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-04   
667-476 1 Glenwood MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-04   
667-476 2 Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-07-11   
667-476 3 Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-07-11   
667-476 4 Glenwood MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-476 5 Glenwood MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2021-07-12   
667-476 6 Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-476 7 Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-476 8 Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-476 9 Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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