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: MILWWI13X7X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
262-212 A Waukesha WI 553B WINDSTREAM NORLIGHT, INC. - WI 356      
414-255 A Milwaukee Zone 1 WI 553B WINDSTREAM NORLIGHT, INC. - WI 356      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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