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: LMTNMNXADS0

Remotes:

Switch Switch name Switch type
HRLKMNXARS0  HERON LAKE  RSC 
JFRSMNXARS0  JEFFERS  RS 
WSBKMNXARS0  WESTBROOK  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
507-752 A Lamberton MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-752 1 Lamberton MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-752 2 Lamberton MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-752 5 Lamberton MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-752 6 Lamberton MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-752 7 Lamberton MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-752 9 Lamberton MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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