Prefix overview
Phone numbers in prefix 406-477
This page covers the 406-477 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
406-477
RATE CENTER
LAME DEER
CARRIER
RANGE TEL COOP INC
MT
Prefix range
The prefix 406-477 includes numbers from 4064770000 to 4064779999.
This range is associated with the LAME DEER rate center and was originally assigned to RANGE TEL COOP INC.
Numbers in this prefix
20 numbers