Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-266 A Salisbury MD SLBRMD901MD  939H COMMIO, LLC 242      
667-266 0 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
667-266 1 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242      
667-266 2 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-266 3 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-266 4 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-266 5 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-266 6 Salisbury MD SLBRMD901MD  939H COMMIO, LLC 242      
667-266 7 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-266 8 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242      
667-266 9 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.