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: TROYMIMNRPA

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-307 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-307 0 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-307 1 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-307 2 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-307 3 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-307 4 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-307 5 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-307 9 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-457 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 0 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 1 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 2 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 3 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 4 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 7 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 8 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-457 9 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-524 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-526 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 0 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 1 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 2 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 3 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 4 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 5 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 6 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 8 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-528 9 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-577 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-583 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-585 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-588 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-589 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-597 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-616 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-619 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-619 0 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-619 1 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-619 2 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-619 3 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-619 7 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-619 8 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-619 9 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-680 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-689 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-733 A Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-733 0 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-733 1 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      
248-733 2 Royal Oak MI 9323 MICHIGAN BELL TEL CO 340      

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

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