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: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 978

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-978 A Jackson OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-978 0 Jackson OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-978 1 Jackson OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2023-08-13   
740-978 3 Jackson OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-978 4 Jackson OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2023-08-13   
740-978 5 Jackson OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2023-08-13   
740-978 6 Jackson OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-978 7 Jackson OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-978 8 Jackson OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-978 9 Jackson OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2023-08-13   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.