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: PRLYMNXPRS8

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
218-861 A Perley MN 1443 LORETEL SYSTEMS, INC. 636      
701-860 A West Perley ND 1443 LORETEL SYSTEMS, INC. 636      

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

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