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: 641

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-641 A Green Bay WI GNBYWI01X2Y  841H PENINSULA FIBER NETWORK, LLC - WI 350      
920-641 0 Green Bay WI GNBYWI01X2Y  841H PENINSULA FIBER NETWORK, LLC - WI 350      
920-641 1 Green Bay WI GNBYWI01XHX  624H ONVOY SPECTRUM, LLC 350      
920-641 2 Green Bay WI GNBYWI01XHX  624H ONVOY SPECTRUM, LLC 350      
920-641 3 Green Bay WI GNBYWI01VMD  225C ONVOY, LLC - WI 350      
920-641 4 Green Bay WI GNBYWI01VMD  225C ONVOY, LLC - WI 350      
920-641 5 Green Bay WI GNBYWIEL1MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 350      
920-641 6 Green Bay WI STPTWI01HMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 350      
920-641 8 Green Bay WI GNBYWIEL9MD  516J TON80 COMMUNICATIONS, LLC 350      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.