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.

OCN: 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
667-737 0 Perryville MD   238   2025-03-11   
667-737 9 Perryville MD BLTOMDKHBMD  238   2023-10-20   
667-808 1 Easton MD   242   2025-04-08   
667-855 9 Salisbury MD ESTNMDESQMD  242   2024-12-20   
667-967 0 Glen Burnie MD BLTOMDKHBMD  238   2018-03-19   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.