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: 671

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-671 A Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 0 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 1 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 2 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 3 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-05-07   
414-671 4 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 5 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 6 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 7 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 8 Milwaukee Zone 1 WI MILWWI34DS1  9327 WISCONSIN BELL INC 356      
414-671 9 Milwaukee Zone 1 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2008-11-22   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.