Prefix overview
Phone numbers in prefix 734-378
This page covers the 734-378 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
734-378
RATE CENTER
DEXTER
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI
MI
Prefix range
The prefix 734-378 includes numbers from 7343780000 to 7343789999.
This range is associated with the DEXTER rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI.
Numbers in this prefix
20 numbers