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: MNKTMNXMDS0

Remotes:

Switch Switch name Switch type
ELDLMN01RL0  ELLENDALE  RLC 
FRBLMNFARL0  FARIBAULT  DRL 
JNVLMNACRL0  JANESVILLE  DMS 
NCLTMNMKRL1  NICOLLET  DMS 
NRFDMNNORL0  NORTHFIELD  DRL 
NWLDMN01RL0  NEW RICHLAND  DMS 
STPRMNSPRL0  ST PETER  DMS 
WASCMNWARL0  WASECA  DRL 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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