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: 307

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-307 A Trenton MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-307 0 Trenton MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
734-307 1 Trenton MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-307 2 Trenton MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-307 3 Trenton MI   961J WOW! INTERNET, CABLE AND PHONE 340      
734-307 4 Trenton MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
734-307 5 Trenton MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
734-307 6 Trenton MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
734-307 7 Trenton MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
734-307 8 Trenton MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
734-307 9 Trenton MI LIVNMIUX0MD  5562 METROPCS, INC. 340      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.