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: 418

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-418 A Greensboro MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242      
667-418 4 Greensboro MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2022-12-11   
667-418 7 Greensboro MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2022-12-12   

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

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