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: 567

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-567 A Milwaukee Zone 1 WI MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-567 0 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-05-07   
414-567 1 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-03-18   
414-567 2 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-03-18   
414-567 3 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-03-18   
414-567 4 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-03-18   
414-567 5 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-03-18   
414-567 6 Milwaukee Zone 1 WI MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2021-03-17   
414-567 7 Milwaukee Zone 1 WI MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2021-03-18   
414-567 8 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2021-11-22   
414-567 9 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-05-07   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.