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.

Annapolis, MD

<< 1 2 3 4 5 6 7 8

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-646 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-646 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-876 A BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 0   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 1   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 2   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 3   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 4   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 5   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 6   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 7   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 8   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-876 9   2593 CORE COMMUNICATIONS, INC.- MD 238      

<< 1 2 3 4 5 6 7 8

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.