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: LRSNWIXADSA

Remotes:

Switch Switch name Switch type
RDFDWIXARS0  READFIELD  DCN 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-836 A Larsen WI 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK 350      
920-836 0 Larsen WI 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK 350      
920-836 1 Larsen WI 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK 350      
920-836 2 Larsen WI 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK 350      
920-836 3 Larsen WI 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK 350      
920-836 6 Larsen WI 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK 350      
920-836 9 Larsen WI 0898 CENTURYTEL OF LARSEN-READFIELD DBA CENTURYLINK 350      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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