Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 409

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-409 A Milwaukee Zone 3 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-409 0 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2015-10-01   
414-409 1 Milwaukee Zone 3 WI MILWWIAUDS2  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2018-10-27   
414-409 2 Milwaukee Zone 3 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-409 3 Milwaukee Zone 3 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2014-12-19   
414-409 4 Milwaukee Zone 3 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-409 5 Milwaukee Zone 3 WI MILWWIAUDS2  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2020-03-25   
414-409 6 Milwaukee Zone 3 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2012-12-30   
414-409 7 Milwaukee Zone 3 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2004-12-11   
414-409 8 Milwaukee Zone 3 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2012-12-30   
414-409 9 Milwaukee Zone 3 WI MILWWIAUDS2  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2019-03-13   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.