Prefix overview
Phone numbers in prefix 424-429
This page covers the 424-429 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
424-429
RATE CENTER
CMTN CMTN
CARRIER
T-MOBILE USA, INC.
CA
Prefix range
The prefix 424-429 includes numbers from 4244290000 to 4244299999.
This range is associated with the CMTN CMTN rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers