Local Calling Guide

Area code/prefix search

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NPA: 414 [Rate centres in NPA 414] [Dial plan for NPA 414]

NXX: 635

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-635 A Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356      
414-635 0 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2017-04-17   
414-635 1 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2017-04-17   
414-635 2 Milwaukee Zone 1 WI MILWWIAUX6Y  073H TELNYX LLC 356   2017-04-18   
414-635 3 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-06-08   
414-635 4 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2017-11-03   
414-635 5 Milwaukee Zone 1 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2019-10-24   
414-635 6 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2017-06-24   
414-635 7 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2018-01-06   
414-635 8 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2020-03-24   
414-635 9 Milwaukee Zone 1 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2020-07-04   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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