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: 948

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-948 A Sidney OH   515J IP HORIZON LLC 923   2024-03-29   
937-948 0 Sidney OH   464C ONVOY, LLC - OH 923      
937-948 1 Sidney OH   515J IP HORIZON LLC 923      
937-948 8 Sidney OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 923      
937-948 9 Sidney OH   624H ONVOY SPECTRUM, LLC 923      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.