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: 518

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-518 A Dayton OH DYTNOHKT9MD  321J HD CARRIER LLC 328      
937-518 0 Dayton OH HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-04-15   
937-518 1 Dayton OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2020-12-04   
937-518 2 Dayton OH HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-04-15   
937-518 3 Dayton OH HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-04-15   
937-518 4 Dayton OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2021-02-21   
937-518 5 Dayton OH HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-04-15   
937-518 6 Dayton OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-05-10   
937-518 7 Dayton OH DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-05-10   
937-518 8 Dayton OH DYTNOHKT9MD  321J HD CARRIER LLC 328   2020-09-25   
937-518 9 Dayton OH DYTNOHKT9MD  321J HD CARRIER LLC 328   2020-09-25   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.