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: 582 [Rate centres in NPA 582] [Dial plan for NPA 582]

NXX: 233

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
582-233 A Oil City PA ERIEPAMF5MD  732J NUSO, LLC 924      
582-233 0 Oil City PA   515J IP HORIZON LLC 924   2024-01-04   
582-233 1 Oil City PA ERIEPAMF5MD  732J NUSO, LLC 924   2023-03-31   
582-233 2 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2024-03-02   
582-233 3 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2024-07-01   
582-233 4 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2024-11-04   
582-233 5 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2023-11-04   
582-233 6 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2023-11-04   
582-233 7 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2023-11-04   
582-233 8 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2023-11-04   
582-233 9 Oil City PA OLCYPAXOWMD  547E ONVOY, LLC - PA 924   2023-11-04   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.