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: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-243 A Appleton WI GNBYWIMFDS0  4087 GLOBAL CROSSING TELEMANAGEMENT, INC. - WI 350      
920-243 0 Appleton WI GNBYWIMFDS0  4087 GLOBAL CROSSING TELEMANAGEMENT, INC. - WI 350      
920-243 1 Appleton WI GNBYWIMFDS0  4087 GLOBAL CROSSING TELEMANAGEMENT, INC. - WI 350      
920-243 2 Appleton WI GNBYWIMFDS0  4087 GLOBAL CROSSING TELEMANAGEMENT, INC. - WI 350      
920-243 3 Appleton WI GNBYWIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2005-12-13   
920-243 4 Appleton WI GNBYWIEL1MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 350      
920-243 5 Appleton WI GNBYWIMFDS0  4087 GLOBAL CROSSING TELEMANAGEMENT, INC. - WI 350      
920-243 6 Appleton WI GNBYWIMFDS0  4087 GLOBAL CROSSING TELEMANAGEMENT, INC. - WI 350      
920-243 7 Appleton WI GNBYWI01OMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 350   2005-09-17   
920-243 8 Appleton WI GNBYWIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2006-11-13   
920-243 9 Appleton WI GNBYWIMFDS0  4087 GLOBAL CROSSING TELEMANAGEMENT, INC. - WI 350      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.