Prefix overview
Phone numbers in prefix 320-366
This page covers the 320-366 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
320-366
RATE CENTER
SUNBURG
CARRIER
MID STATE TEL. CO.
MN
Prefix range
The prefix 320-366 includes numbers from 3203660000 to 3203669999.
This range is associated with the SUNBURG rate center and was originally assigned to MID STATE TEL. CO..
Numbers in this prefix
20 numbers