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: JNVLIAXOPS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-987 A Janesville IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      
319-987 0 Janesville IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      
319-987 1 Janesville IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      
319-987 2 Janesville IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      
319-987 3 Janesville IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      
319-987 9 Janesville IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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