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: GDRPMIBLDS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
616-752 3 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-752 4 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-752 8 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-771 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-774 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-776 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-840 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-840 7 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-840 8 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-840 9 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 0 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 1 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 2 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 3 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 4 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 5 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 6 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 7 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-913 9 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      

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

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