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: 714

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-714 A Union City OH RCMDINXB0MD  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 937      
937-714 2 Union City OH RCMDINXBXMD  464C ONVOY, LLC - OH 937   2021-03-24   
937-714 3 Union City OH RCMDINXBXMD  464C ONVOY, LLC - OH 937   2021-03-24   
937-714 7 Union City OH RCMDINXBXMD  464C ONVOY, LLC - OH 937   2020-02-06   
937-714 9 Union City OH RCMDINXB0MD  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 937      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.