Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 513 [Rate centres in NPA 513] [Dial plan for NPA 513]

NXX: 599

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
513-599 A Cincinnati OH CNCNOHREAMD  114J EXIANT COMMUNICATIONS LLC 922      
513-599 0 Cincinnati OH   464C ONVOY, LLC - OH 922   2018-12-05   
513-599 1 Cincinnati OH   464C ONVOY, LLC - OH 922   2018-12-05   
513-599 2 Cincinnati OH   464C ONVOY, LLC - OH 922   2018-12-05   
513-599 3 Cincinnati OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922   2019-08-02   
513-599 4 Cincinnati OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922   2019-08-02   
513-599 5 Cincinnati OH   114J EXIANT COMMUNICATIONS LLC 922   2019-10-31   
513-599 6 Cincinnati OH   464C ONVOY, LLC - OH 922   2020-01-24   
513-599 7 Cincinnati OH   464C ONVOY, LLC - OH 922   2018-12-05   
513-599 8 Cincinnati OH   464C ONVOY, LLC - OH 922   2018-12-05   
513-599 9 Cincinnati OH   6529 T-MOBILE USA, INC. 922   2018-11-25   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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