Prefix overview
Phone numbers in prefix 323-403
This page covers the 323-403 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
323-403
RATE CENTER
LSAN DA 12
CARRIER
T-MOBILE USA, INC.
CA
Prefix range
The prefix 323-403 includes numbers from 3234030000 to 3234039999.
This range is associated with the LSAN DA 12 rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers