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: STCDMNTOXTY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
320-486 A St Cloud MN 700J WAVENATION, LLC 626   2026-02-02   
320-486 0 St Cloud MN 700J WAVENATION, LLC 626   2026-02-02   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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