Prefix overview
Phone numbers in prefix 586-400
This page covers the 586-400 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
586-400
RATE CENTER
ROMEO
CARRIER
FRACTEL, LLC
MI
Prefix range
The prefix 586-400 includes numbers from 5864000000 to 5864009999.
This range is associated with the ROMEO rate center and was originally assigned to FRACTEL, LLC.
Numbers in this prefix
20 numbers