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: MILWWI30DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
414-321 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-327 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-328 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-329 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-541 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-543 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-545 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-546 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 0 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 1 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 2 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 3 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 4 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 7 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 8 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-604 9 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-939 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-939 1 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356   2010-11-17   
414-939 2 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356   2010-11-17   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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