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: 513 [Rate centres in NPA 513] [Dial plan for NPA 513]

NXX: 663

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
513-663 A Hamilton OH CNCNOHWSXGZ  321J HD CARRIER LLC 922      
513-663 0 Hamilton OH CNCNOHAMGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 922   2020-05-23   
513-663 1 Hamilton OH CNCNOHAMGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 922   2020-05-23   
513-663 2 Hamilton OH CNCNOHAMGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 922   2020-09-01   
513-663 3 Hamilton OH CNCNOHAMGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 922   2020-09-01   
513-663 4 Hamilton OH CNCNOHRE2MD  464C ONVOY, LLC - OH 922   2020-12-03   
513-663 5 Hamilton OH CNCNOHRE2MD  464C ONVOY, LLC - OH 922   2020-12-03   
513-663 6 Hamilton OH CNCNOHAF2MD  001F BANDWIDTH.COM CLEC, LLC - OH 922   2023-01-03   
513-663 7 Hamilton OH CNCNOHRE2MD  464C ONVOY, LLC - OH 922   2020-12-03   
513-663 8 Hamilton OH CNCNOHWSXAZ  321J HD CARRIER LLC 922   2020-05-22   
513-663 9 Hamilton OH CNCNOHWSXGZ  321J HD CARRIER LLC 922   2020-05-22   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.