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: MILWWI27DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
414-442 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-444 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-445 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-447 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-449 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-871 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-873 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-874 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 A Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 1 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 2 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 4 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 5 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 6 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 8 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      
414-875 9 Milwaukee Zone 1 WI 9327 WISCONSIN BELL INC 356      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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