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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Switch: WHFSMTXCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
406-862 A Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-863 A Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-863 0 Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-863 1 Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-863 2 Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-863 3 Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-863 4 Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-863 9 Whitefish MT 2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      

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

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