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: 755

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-755 A Mishicot WI MSHCWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-755 0 Mishicot WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2008-11-22   
920-755 2 Mishicot WI MSHCWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-755 3 Mishicot WI MSHCWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-755 4 Mishicot WI MSHCWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-755 5 Mishicot WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-07-26   
920-755 6 Mishicot WI MSHCWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-755 7 Mishicot WI MSHCWIXARS0  0886 FRONTIER NORTH INC. - WI 356      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.