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: LKOZMOENRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-964 A Lake Ozark-Osage Beach MO 9533 SOUTHWESTERN BELL 520      
573-964 2 Lake Ozark-Osage Beach MO 9533 SOUTHWESTERN BELL 520      
573-964 3 Lake Ozark-Osage Beach MO 9533 SOUTHWESTERN BELL 520      
573-964 6 Lake Ozark-Osage Beach MO 9533 SOUTHWESTERN BELL 520      

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

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