Prefix overview
Phone numbers in prefix 408-310
This page covers the 408-310 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
408-310
RATE CENTER
MORGANHILL
CARRIER
T-MOBILE USA, INC.
CA
Prefix range
The prefix 408-310 includes numbers from 4083100000 to 4083109999.
This range is associated with the MORGANHILL rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers