Prefix overview
Phone numbers in prefix 435-634
This page covers the 435-634 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
435-634
RATE CENTER
ST GEORGE
CARRIER
QWEST CORPORATION
UT
Prefix range
The prefix 435-634 includes numbers from 4356340000 to 4356349999.
This range is associated with the ST GEORGE rate center and was originally assigned to QWEST CORPORATION.
Numbers in this prefix
20 numbers