Prefix overview
Phone numbers in prefix 475-639
This page covers the 475-639 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
475-639
RATE CENTER
REDDING
CARRIER
TON80 COMMUNICATIONS, LLC
CT
Prefix range
The prefix 475-639 includes numbers from 4756390000 to 4756399999.
This range is associated with the REDDING rate center and was originally assigned to TON80 COMMUNICATIONS, LLC.
Numbers in this prefix
20 numbers