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.
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NPA: 248 [Rate centres in NPA 248] [Dial plan for NPA 248]

NXX: 616

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-616 A Royal Oak MI TROYMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
248-616 0 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 1 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 2 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 3 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 5 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 6 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 7 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 8 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      
248-616 9 Royal Oak MI   9323 MICHIGAN BELL TEL CO 340      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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