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.

Switch: GNBYWI01XUX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-512 A Appleton WI 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 350      
920-512 9 Appleton WI 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 350   2021-02-02   
920-690 1 Little Chute WI 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 350   2022-03-15   
920-873 2 Green Bay WI 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 350   2022-03-24   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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