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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-275 A Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 0 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 1 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 2 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2020-08-30   
667-275 3 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2020-08-30   
667-275 4 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2020-08-30   
667-275 5 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2020-08-30   
667-275 6 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2020-08-30   
667-275 7 Towson MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2019-12-28   
667-275 8 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-03-17   
667-275 9 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-09-04   

Last updated: Sat, 31 Oct 2020 19:28:10 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.