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: 572 [Rate centres in NPA 572] [Dial plan for NPA 572]

NXX: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-258 A Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 0 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 1 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 2 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 3 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 4 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 5 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 6 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 7 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 8 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   
572-258 9 Oklahoma City OK   6272 UNITED STATES CELLULAR - OK 536   2025-05-01   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.