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: LTRKARTUDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
501-261 A Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-261 1 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-261 7 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 A Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 0 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 1 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 2 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 3 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 4 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 5 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 6 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 7 Spring Lake AR 9533 SOUTHWESTERN BELL 528      
501-888 8 Spring Lake AR 9533 SOUTHWESTERN BELL 528      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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