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: 745

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-745 A Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 0 Wheatland OK OKCYOKCEXBZ  073H TELNYX LLC 536   2017-06-07   
405-745 1 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 2 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 3 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 4 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 5 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 6 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 7 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 8 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      
405-745 9 Wheatland OK OKCYOKWHRS1  9533 SOUTHWESTERN BELL 536      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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