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: 937 [Rate centres in NPA 937] [Dial plan for NPA 937]

NXX: 945

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-945 A South Solon OH DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328      
937-945 0 South Solon OH DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328   2022-04-29   
937-945 1 South Solon OH DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2024-05-29   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.