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.
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NPA: 405 [Rate centres in NPA 405] [Dial plan for NPA 405]

NXX: 728

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-728 A Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 0 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 1 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 2 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 3 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 4 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 5 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 6 Bethany OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536   2020-10-09   
405-728 7 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 8 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      
405-728 9 Bethany OK OKCYOKPADS0  9533 SOUTHWESTERN BELL 536      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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