Prefix overview
Phone numbers in prefix 406-384
This page covers the 406-384 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
406-384
RATE CENTER
BILLINGS
CARRIER
ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM
MT
Prefix range
The prefix 406-384 includes numbers from 4063840000 to 4063849999.
This range is associated with the BILLINGS rate center and was originally assigned to ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM.
Numbers in this prefix
20 numbers