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: OMAHTXTURS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-884 A Omaha TX 9533 SOUTHWESTERN BELL 554      
903-884 1 Omaha TX 9533 SOUTHWESTERN BELL 554      
903-884 2 Omaha TX 9533 SOUTHWESTERN BELL 554      
903-884 3 Omaha TX 9533 SOUTHWESTERN BELL 554      

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

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