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: 9900 ALGONA MUNICIPAL UTILITIES - IA

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
515-395 A Algona IA ALGNIA04RL0  632      
515-395 0 Algona IA   632      
515-395 1 Algona IA   632      
515-395 2 Algona IA   632      
515-395 3 Algona IA   632      
515-395 6 Algona IA   632      
515-395 7 Algona IA   632      
515-395 8 Algona IA   632      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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