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: MRNGIAXOPS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-642 A Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-642 1 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-642 2 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-642 3 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-642 5 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-642 7 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-642 8 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-642 9 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-839 A Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-839 9 Marengo IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635   2018-04-22   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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