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: ALXNLAMAXKX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
318-815 A Cheneyville LA 260H CEBRIDGE TELECOM LA, LLC D/B/A SUDDENLINK COMM LA 486     2026-06-15 

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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