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: ROCHMIMNDS0

Remotes:

Switch Switch name Switch type
LKORMILORS1  LAKE ORION  EXM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-601 A Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 A Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 0 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 1 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 2 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 3 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 5 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 6 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 7 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 8 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-608 9 Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-650 A Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-651 A Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-652 A Rochester MI 9323 MICHIGAN BELL TEL CO 340      
248-656 A Rochester MI 9323 MICHIGAN BELL TEL CO 340      

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

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