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: GDRPMIEPDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
616-361 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-363 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-364 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 0 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 1 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 2 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 3 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 4 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 6 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 7 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 8 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-365 9 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-447 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      

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

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