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: 375

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-375 A Higginsport OH HGPTOHXBRL0  0615 FRONTIER NORTH, INC. - OH 328      
937-375 0 Higginsport OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-10-02   
937-375 1 Higginsport OH HGPTOHXBRL0  0615 FRONTIER NORTH, INC. - OH 328      
937-375 2 Higginsport OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-03-26   
937-375 3 Higginsport OH HGPTOHXBRL0  0615 FRONTIER NORTH, INC. - OH 328      
937-375 4 Higginsport OH DYTNOHKT0MD  516J TON80 COMMUNICATIONS, LLC 328   2021-07-10   
937-375 5 Higginsport OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2020-07-18   
937-375 6 Higginsport OH DYTNOHIBX2X  508J CENTURYLINK COMMUNICATIONS, LLC 328   2014-06-01   
937-375 7 Higginsport OH GRTWOHXAYMD  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 328   2007-07-26   
937-375 8 Higginsport OH GRTWOHCK0MD  601G HORIZON SERVICES, INC. - OH 328   2012-11-25   
937-375 9 Higginsport OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-08-20   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.