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: ROMOMIMNDS0

Remotes:

Switch Switch name Switch type
ARMDMIMNRSA  ARMADA  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
586-336 A Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 0 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 1 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 2 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 3 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 4 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 5 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 6 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 7 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-336 9 Romeo MI 9323 MICHIGAN BELL TEL CO 340      
586-752 A Romeo MI 9323 MICHIGAN BELL TEL CO 340      

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

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