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: 787

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-787 A Gratis OH GRTSOHXARS0  0615 FRONTIER NORTH, INC. - OH 328      
937-787 0 Gratis OH DYTNOH22X3Z  073H TELNYX LLC 328   2021-01-22   
937-787 1 Gratis OH GRTSOHXARS0  0615 FRONTIER NORTH, INC. - OH 328      
937-787 2 Gratis OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2020-12-18   
937-787 3 Gratis OH GRTSOHXARS0  0615 FRONTIER NORTH, INC. - OH 328      
937-787 4 Gratis OH GRTSOHXARS0  0615 FRONTIER NORTH, INC. - OH 328      
937-787 5 Gratis OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2020-04-16   
937-787 6 Gratis OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2020-04-16   
937-787 7 Gratis OH DYTNOHIBX2X  508J CENTURYLINK COMMUNICATIONS, LLC 328   2014-05-31   
937-787 8 Gratis OH DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2020-03-06   
937-787 9 Gratis OH GRTSOHXARS0  0615 FRONTIER NORTH, INC. - OH 328      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.