Prefix overview
Phone numbers in prefix 406-280
This page covers the 406-280 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
406-280
RATE CENTER
ST REGIS
CARRIER
NEW CINGULAR WIRELESS PCS, LLC
MT
Prefix range
The prefix 406-280 includes numbers from 4062800000 to 4062809999.
This range is associated with the ST REGIS rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC.
Numbers in this prefix
20 numbers