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: WRRNMITLDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
586-582 8 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-582 9 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-751 A Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 A Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 0 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 1 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 2 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 3 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 4 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 8 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-753 9 Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-947 A Center Line MI 9323 MICHIGAN BELL TEL CO 340      
586-986 A Center Line MI 9323 MICHIGAN BELL TEL CO 340      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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