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: KNNSMOLORPB

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
660-563 A Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-563 2 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-563 3 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-563 4 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-563 5 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-563 6 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-563 9 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 A Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 1 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 2 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 3 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 4 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 5 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 6 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 7 Knobnoster MO 9533 SOUTHWESTERN BELL 524      
660-687 8 Knobnoster MO 9533 SOUTHWESTERN BELL 524      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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