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: PRRYOKMARS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-336 A Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 0 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 1 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 2 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 3 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 4 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 5 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 7 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 8 Perry OK 9533 SOUTHWESTERN BELL 536      
580-336 9 Perry OK 9533 SOUTHWESTERN BELL 536      
580-572 A Perry OK 9533 SOUTHWESTERN BELL 536      
580-572 2 Perry OK 9533 SOUTHWESTERN BELL 536      
580-572 3 Perry OK 9533 SOUTHWESTERN BELL 536      
580-572 8 Perry OK 9533 SOUTHWESTERN BELL 536      
580-572 9 Perry OK 9533 SOUTHWESTERN BELL 536      

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

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