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.
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OCN: 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
920-667 A Readfield WI RDFDWIXARS0  350      
920-667 4 Readfield WI RDFDWIXARS0  350      
920-667 5 Readfield WI RDFDWIXARS0  350      
920-836 A Larsen WI LRSNWIXADSA  350      
920-836 0 Larsen WI LRSNWIXADSA  350      
920-836 1 Larsen WI LRSNWIXADSA  350      
920-836 2 Larsen WI LRSNWIXADSA  350      
920-836 3 Larsen WI LRSNWIXADSA  350      
920-836 6 Larsen WI LRSNWIXADSA  350      
920-836 9 Larsen WI LRSNWIXADSA  350      

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

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