Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 863

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-863 A Washington IA WASHIAXOPS1  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 0 Washington IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 1 Washington IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 2 Washington IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 3 Washington IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 4 Washington IA   6529 T-MOBILE USA, INC. 635   2022-01-07   
319-863 5 Washington IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2024-08-17   
319-863 6 Washington IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2021-02-26   
319-863 7 Washington IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 8 Washington IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 9 Washington IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      

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

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