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: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
513-551 A Cincinnati OH RILTOHCSDS0  9348 CINCINNATI BELL 922      
513-551 0 Cincinnati OH CNCNOHWSXGY  6529 T-MOBILE USA, INC. 922      
513-551 1 Cincinnati OH RILTOHCSDS0  9348 CINCINNATI BELL 922      
513-551 2 Cincinnati OH RILTOHCSDS0  9348 CINCINNATI BELL 922      
513-551 3 Cincinnati OH CNCNOHWSXGY  6529 T-MOBILE USA, INC. 922      
513-551 4 Cincinnati OH RILTOHCSDS0  9348 CINCINNATI BELL 922      
513-551 5 Cincinnati OH RILTOHCSDS0  9348 CINCINNATI BELL 922      
513-551 6 Cincinnati OH CNCNOHWSXGY  6529 T-MOBILE USA, INC. 922      
513-551 7 Cincinnati OH CNCNOHFBAMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 922      
513-551 8 Cincinnati OH CNCNOHAMGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 922      
513-551 9 Cincinnati OH CNCNOHAMGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 922      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.