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.

NPA: 734 [Rate centres in NPA 734] [Dial plan for NPA 734]

NXX: 590

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-590 A Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-590 0 Ann Arbor MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
734-590 1 Ann Arbor MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
734-590 2 Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-590 3 Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-590 4 Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-590 5 Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-590 7 Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-590 8 Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-590 9 Ann Arbor MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.