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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Switch: CHNDOKMARS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
405-240 A Chandler OK 9533 SOUTHWESTERN BELL 536      
405-240 5 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 A Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 0 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 1 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 2 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 3 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 4 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 5 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 6 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 7 Chandler OK 9533 SOUTHWESTERN BELL 536      
405-258 9 Chandler OK 9533 SOUTHWESTERN BELL 536      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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