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: NGNEMIMNRSA

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
906-475 A Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 0 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 1 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 3 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 4 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 5 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 6 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 7 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      
906-475 9 Negaunee MI 9323 MICHIGAN BELL TEL CO 342      

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

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