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: PHBGKS04RS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
785-543 A Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 1 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 2 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 4 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 5 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 6 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 7 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 8 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      
785-543 9 Phillipsburg KS 9533 SOUTHWESTERN BELL 534      

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

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