Local Calling Guide

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Washington, IA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-789 9 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635   2015-09-01   
319-863 A WASHIAXOPS1  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 0 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 1 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 2 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 3 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 4 WUNNIA021MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-863 5 MNPLIAXCJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2024-08-17   
319-863 6 MNPLIAXCJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2021-02-26   
319-863 7 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 8 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 9 WASHIAXOPS1  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-864 A WASHIA210MD  957H KALONA COOPERATIVE TELEPHONE COMPANY - IA 635      
319-864 1 WASHIA210MD  957H KALONA COOPERATIVE TELEPHONE COMPANY - IA 635   2017-12-26   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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