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: IRRVMIMNRSA

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
906-265 A Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 0 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 1 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 2 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 3 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 4 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 5 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 6 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 7 Iron River MI 9323 MICHIGAN BELL TEL CO 342      
906-265 9 Iron River MI 9323 MICHIGAN BELL TEL CO 342      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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