Prefix overview
Phone numbers in prefix 406-476
This page covers the 406-476 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
406-476
RATE CENTER
DUTTON
CARRIER
QWEST CORPORATION
MT
Prefix range
The prefix 406-476 includes numbers from 4064760000 to 4064769999.
This range is associated with the DUTTON rate center and was originally assigned to QWEST CORPORATION.
Numbers in this prefix
20 numbers