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: CRVTWIXA2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
715-324 3 Pembine WI 375F PLTC, LLC - WI 350   2010-08-23   
715-633 A Goodman WI 375F PLTC, LLC - WI 350      
715-633 1 Goodman WI 375F PLTC, LLC - WI 350   2010-08-20   
715-759 7 Amberg WI 375F PLTC, LLC - WI 350   2010-08-23   
715-854 5 Crivitz WI 375F PLTC, LLC - WI 350   2012-10-11   
715-856 1 Wausaukee WI 375F PLTC, LLC - WI 350   2013-02-25   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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