Prefix overview
Phone numbers in prefix 517-399
This page covers the 517-399 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
517-399
RATE CENTER
EATON RPD
CARRIER
TON80 COMMUNICATIONS, LLC
MI
Prefix range
The prefix 517-399 includes numbers from 5173990000 to 5173999999.
This range is associated with the EATON RPD rate center and was originally assigned to TON80 COMMUNICATIONS, LLC.
Numbers in this prefix
20 numbers