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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OCN: 1642 ALLIANCE COMMUNICATIONS COOPERATIVE, INC. (BALTIC)

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
605-529 A Baltic SD BRNDSDXA582  640      
605-543 A Crooks SD BRNDSDXA582  640      
605-934 A Alcester SD BRNDSDXA582  640      
605-984 A Hudson SD BRNDSDXA582  640      
712-982 A East Hudson IA HDSNSDXA982  630      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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