Prefix overview
Phone numbers in prefix 612-399
This page covers the 612-399 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
612-399
RATE CENTER
TWINCITIES
CARRIER
QWEST CORPORATION
MN
Prefix range
The prefix 612-399 includes numbers from 6123990000 to 6123999999.
This range is associated with the TWINCITIES rate center and was originally assigned to QWEST CORPORATION.
Numbers in this prefix
20 numbers