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: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-290 A Berlin WI WAUSWIXAOMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350      
920-290 0 Berlin WI WAUSWIXAOMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350      
920-290 1 Berlin WI WAUSWIXAOMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350      
920-290 2 Berlin WI WAUSWIXAOMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350      
920-290 3 Berlin WI HULLWI01GT0  3839 CHARTER FIBERLINK, LLC - WI 350      
920-290 4 Berlin WI MNSHWIDQCM0  6274 UNITED STATES CELLULAR - WI 350      
920-290 5 Berlin WI MNSHWIDQCM0  6274 UNITED STATES CELLULAR - WI 350      
920-290 6 Berlin WI MNSHWIDQCM0  6274 UNITED STATES CELLULAR - WI 350      
920-290 7 Berlin WI GNBYWIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350      
920-290 8 Berlin WI GNBYWI01XMX  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 350      
920-290 9 Berlin WI MNSHWIDQCM0  6274 UNITED STATES CELLULAR - WI 350      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.