Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 414 [Rate centres in NPA 414] [Dial plan for NPA 414]

NXX: 509

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-509 A Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
414-509 0 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2015-10-16   
414-509 1 Milwaukee Zone 1 WI MILWWIAUDS2  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2015-10-18   
414-509 2 Milwaukee Zone 1 WI   520K TDS METROCOM, LLC 356   2015-10-25   
414-509 3 Milwaukee Zone 1 WI PEWTWICI7MD  5562 METROPCS, INC. 356   2015-11-01   
414-509 4 Milwaukee Zone 1 WI PEWTWICI7MD  5562 METROPCS, INC. 356   2015-11-01   
414-509 5 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2015-10-19   
414-509 6 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2015-10-19   
414-509 7 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2015-10-19   
414-509 8 Milwaukee Zone 1 WI   793K TWC IP ENABLED SERVICES, LLC 356   2015-12-10   
414-509 9 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2015-10-11   

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

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