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: ABHGMIMNDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-265 A Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 0 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 1 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 2 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 4 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 5 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 6 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 7 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 8 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-265 9 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-267 A Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-293 A Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340      
248-299 A Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340      
248-312 A Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 0 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 1 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 2 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 3 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 4 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 5 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 6 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-312 7 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-537 6 Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340   2009-12-14   
248-606 A Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340      
248-606 6 Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340      
248-641 A Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-696 A Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-813 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 0 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 1 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 2 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 3 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 4 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 5 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 6 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 8 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-813 9 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 0 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 1 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 2 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 3 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 4 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 7 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 8 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-828 9 Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-844 A Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340      
248-852 A Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340      
248-853 A Auburn Heights MI 9323 MICHIGAN BELL TEL CO 340      
248-879 A Troy MI 9323 MICHIGAN BELL TEL CO 340      
248-952 A Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-952 0 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-952 1 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-952 2 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-952 3 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-952 5 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-952 6 Birmingham MI 9323 MICHIGAN BELL TEL CO 340      
248-964 A Troy MI 9323 MICHIGAN BELL TEL CO 340      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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