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]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-900 A Baltimore MD BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238      
667-910 A Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-925 A Bel Air MD BLTQMD01BMD  469J CORETEL MARYLAND, INC. - MD 238      
667-930 A Baltimore MD BLTMMDCHUMD  156J RCLEC, INC. 238      
667-942 A Aberdeen MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 236      
667-946 A Churchville MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-962 A North Beach MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-966 A New Windsor MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-967 A Glen Burnie MD BLTQMD012MD  964H BARR TELL USA, INC. 238      
667-977 A Salisbury MD SLBRMD90AMD  965H FRACTEL, LLC 242      
667-999 A Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      

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Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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