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: 820

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-820 A Hillsboro OH DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-820 0 Hillsboro OH DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328      
937-820 1 Hillsboro OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-820 2 Hillsboro OH   145J TERRA NOVA TELECOM INC. 328      
937-820 3 Hillsboro OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-820 4 Hillsboro OH   515J IP HORIZON LLC 328      
937-820 5 Hillsboro OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-820 6 Hillsboro OH   624H ONVOY SPECTRUM, LLC 328      
937-820 7 Hillsboro OH   464C ONVOY, LLC - OH 328      
937-820 8 Hillsboro OH DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-820 9 Hillsboro OH DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.