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: MDSNWI16DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
608-270 A Madison WI 9327 WISCONSIN BELL INC 354      
608-270 0 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 1 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 2 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 3 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 4 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 5 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 6 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 7 Madison WI 9327 WISCONSIN BELL INC 354      
608-270 9 Madison WI 9327 WISCONSIN BELL INC 354      
608-271 A Madison WI 9327 WISCONSIN BELL INC 354      
608-273 A Madison WI 9327 WISCONSIN BELL INC 354      
608-274 A Madison WI 9327 WISCONSIN BELL INC 354      
608-275 A Madison WI 9327 WISCONSIN BELL INC 354      
608-276 A Madison WI 9327 WISCONSIN BELL INC 354      
608-277 A Madison WI 9327 WISCONSIN BELL INC 354      
608-278 A Madison WI 9327 WISCONSIN BELL INC 354      
608-288 A Madison WI 9327 WISCONSIN BELL INC 354      
608-298 A Madison WI 9327 WISCONSIN BELL INC 354      
608-298 0 Madison WI 9327 WISCONSIN BELL INC 354      
608-298 1 Madison WI 9327 WISCONSIN BELL INC 354      
608-298 2 Madison WI 9327 WISCONSIN BELL INC 354      
608-298 4 Madison WI 9327 WISCONSIN BELL INC 354      
608-298 9 Madison WI 9327 WISCONSIN BELL INC 354      

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

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