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.

Switch: HLRDOHEJGT0

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-956 7 London OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2017-12-18   
740-957 0 Delaware OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2022-07-11   
740-963 A Pataskala OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      
740-963 0 Pataskala OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      
740-963 4 Pataskala OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2014-05-04   
740-993 1 Clarksburg OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2014-10-20   
740-993 5 Clarksburg OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2021-05-26   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.