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.
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Switch: MDSNWI11X4Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
608-304 A La Crosse WI 5562 METROPCS, INC. 354      
608-304 1 La Crosse WI 5562 METROPCS, INC. 354      
608-707 A Madison WI 6529 T-MOBILE USA, INC. 354      
608-707 0 Madison WI 6529 T-MOBILE USA, INC. 354      
608-707 2 Madison WI 6529 T-MOBILE USA, INC. 354      
608-707 3 Madison WI 6529 T-MOBILE USA, INC. 354      
608-707 4 Madison WI 6529 T-MOBILE USA, INC. 354      
608-707 7 Madison WI 6529 T-MOBILE USA, INC. 354      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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