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: WYNGMILXDS0

Remotes:

Switch Switch name Switch type
FRPTMIFPRS1  FREEPORT  RSC 
GRTNMIMNRSA  GRATTAN  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
616-249 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-257 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-261 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-406 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-406 0 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-406 1 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-406 2 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-406 3 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-530 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-531 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-532 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-534 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-538 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-717 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-717 4 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-717 6 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-717 7 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-717 9 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-724 A Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-724 1 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-724 2 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      
616-724 3 Grand Rapids MI 9323 MICHIGAN BELL TEL CO 348      

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

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