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: WASHMIWADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
586-677 A Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-781 A Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-786 A Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-786 0 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-786 1 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-786 5 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-786 6 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-786 7 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-786 9 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-992 A Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-992 0 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-992 1 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-992 2 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-992 3 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-992 8 Washington MI 9323 MICHIGAN BELL TEL CO 340      
586-992 9 Washington MI 9323 MICHIGAN BELL TEL CO 340      

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

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