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.

Livonia, MI

<< 1 2 3 4 5

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
734-956 A   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
734-956 0 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
734-956 1 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-12-31   
734-956 2 SFLDMIMK9MD  145J TERRA NOVA TELECOM INC. 340   2024-12-04   
734-956 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2024-12-30   
734-956 4   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
734-956 5 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2006-11-29   
734-956 6 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2006-11-29   
734-956 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2024-12-30   
734-956 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2024-11-29   
734-956 9   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      

<< 1 2 3 4 5

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.