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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NPA: 501 [Rate centres in NPA 501] [Dial plan for NPA 501]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
501-455 A Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 0 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 1 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 2 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 3 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 4 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 5 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 6 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 7 Little Rock AR LTRKARSWRS1  9533 SOUTHWESTERN BELL 528      
501-455 9 Little Rock AR LTRKARFRXPY  802C TELEPORT COMMUNICATIONS AMERICA, LLC - AR 528   2017-07-03   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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