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: TROYMISMDS0

Remotes:

Switch Switch name Switch type
BRHMMIMNRS1    RS 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-244 A Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 A Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 0 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 1 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 2 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 4 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 5 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 6 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 7 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 8 Troy MI 9323 AMERITECH MICHIGAN 340      
248-269 9 Troy MI 9323 AMERITECH MICHIGAN 340      
248-273 A Troy MI 9323 AMERITECH MICHIGAN 340      
248-280 A Royal Oak MI 9323 AMERITECH MICHIGAN 340      
248-288 A Royal Oak MI 9323 AMERITECH MICHIGAN 340      
248-362 A Troy MI 9323 AMERITECH MICHIGAN 340      
248-404 A Troy MI 9323 AMERITECH MICHIGAN 340      
248-404 1 Troy MI 9323 AMERITECH MICHIGAN 340      
248-404 2 Troy MI 9323 AMERITECH MICHIGAN 340      
248-404 3 Troy MI 9323 AMERITECH MICHIGAN 340      
248-404 4 Troy MI 9323 AMERITECH MICHIGAN 340      
248-404 9 Troy MI 9323 AMERITECH MICHIGAN 340      
248-435 A Royal Oak MI 9323 AMERITECH MICHIGAN 340      
248-458 A Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 0 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 1 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 2 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 3 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 5 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 6 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 7 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 8 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-458 9 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 A Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 1 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 2 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 3 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 4 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 5 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 6 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 7 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-463 9 Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-551 A Royal Oak MI 9323 AMERITECH MICHIGAN 340      
248-614 A Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-637 A Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-643 A Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-649 A Birmingham MI 9323 AMERITECH MICHIGAN 340      
248-655 A Royal Oak MI 9323 AMERITECH MICHIGAN 340      
248-655 0 Royal Oak MI 9323 AMERITECH MICHIGAN 340      
248-655 1 Royal Oak MI 9323 AMERITECH MICHIGAN 340      
248-655 2 Royal Oak MI 9323 AMERITECH MICHIGAN 340      

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Last updated: Tue, 04 May 2021 15:04:27 UTC

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