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: SFLDMIMNDS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-208 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-213 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-223 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-262 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-263 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-304 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-350 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-351 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-352 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-353 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-354 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-355 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-356 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-357 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-358 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-359 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-368 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-372 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-386 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-445 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-447 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-448 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-455 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-501 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-503 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-603 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-746 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-799 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-827 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-902 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-903 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-945 A Southfield MI 9323 AMERITECH MICHIGAN 340      
248-948 A Southfield MI 9323 AMERITECH MICHIGAN 340      
313-232 A Detroit Zone 5 MI 9323 AMERITECH MICHIGAN 340      
313-233 A Detroit Zone 5 MI 9323 AMERITECH MICHIGAN 340      
313-507 A Detroit Zone 5 MI 9323 AMERITECH MICHIGAN 340      
313-508 A Detroit Zone 5 MI 9323 AMERITECH MICHIGAN 340      
313-786 A Detroit Zone 5 MI 9323 AMERITECH MICHIGAN 340      

Last updated: Sat, 09 Mar 2019 02:16:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.