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: 239

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-239 A Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356      
414-239 0 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2011-03-21   
414-239 1 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2011-03-21   
414-239 2 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2012-06-22   
414-239 3 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2012-07-13   
414-239 4 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2012-07-13   
414-239 5 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2012-07-25   
414-239 6 Milwaukee Zone 1 WI MILXWI142MD  7979 US XCHANGE OF WISCONSIN LLC DBA CHOICE ONE COMM WI 356   2011-03-29   
414-239 7 Milwaukee Zone 1 WI MILXWI142MD  7979 US XCHANGE OF WISCONSIN LLC DBA CHOICE ONE COMM WI 356   2011-03-29   
414-239 8 Milwaukee Zone 1 WI MILWWIHEWMD  516C AT&T CORP. 356   2011-04-14   
414-239 9 Milwaukee Zone 1 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2011-06-16   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.