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: HLSTKSTERS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
316-830 A Halstead Metro KS 9533 SOUTHWESTERN BELL 532      
316-830 1 Halstead Metro KS 9533 SOUTHWESTERN BELL 532      
316-830 2 Halstead Metro KS 9533 SOUTHWESTERN BELL 532      
316-835 A Halstead KS 9533 SOUTHWESTERN BELL 532      
316-835 2 Halstead KS 9533 SOUTHWESTERN BELL 532      
316-835 3 Halstead KS 9533 SOUTHWESTERN BELL 532      
316-835 6 Halstead KS 9533 SOUTHWESTERN BELL 532      
316-835 8 Halstead KS 9533 SOUTHWESTERN BELL 532      

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

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