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: 930

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-930 A Baltimore MD BLTMMDCHUMD  156J RCLEC, INC. 238      
667-930 0 Baltimore MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2015-11-07   
667-930 1 Baltimore MD   876D ONVOY, LLC - MD 238   2016-02-19   
667-930 2 Baltimore MD   876D ONVOY, LLC - MD 238   2016-02-19   
667-930 3 Baltimore MD   318J COMCAST IP PHONE, LLC 238   2015-08-11   
667-930 4 Baltimore MD   876D ONVOY, LLC - MD 238   2015-05-18   
667-930 5 Baltimore MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-05-01   
667-930 6 Baltimore MD   876D ONVOY, LLC - MD 238   2016-02-19   
667-930 7 Baltimore MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2016-11-05   
667-930 8 Baltimore MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2016-11-05   
667-930 9 Baltimore MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2016-11-05   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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