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.

Switch: TULUOKSPCM0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
405-683 3 Wewoka OK 6272 UNITED STATES CELLULAR - OK 536   2010-06-11   
405-683 4 Wewoka OK 6272 UNITED STATES CELLULAR - OK 536   2020-04-27   
918-285 2 Cushing OK 6272 UNITED STATES CELLULAR - OK 538   2010-02-12   
918-285 7 Cushing OK 6272 UNITED STATES CELLULAR - OK 538   2015-06-21   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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