Local Calling Guide

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NPA: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 722

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-722 A Williamsburg IA WLBGIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-722 1 Williamsburg IA CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2018-04-09   
319-722 4 Williamsburg IA IWCYIA7000Z  490J BOOST SUBSCRIBERCO L.L.C. 635   2023-12-18   
319-722 7 Williamsburg IA CDRRIAAX7MD  5562 METROPCS, INC. 635   2018-07-13   
319-722 8 Williamsburg IA CDRRIADTDMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 635   2018-03-01   
319-722 9 Williamsburg IA WLBGIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635   2015-08-25   

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

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