Prefix overview
Phone numbers in prefix 660-566
This page covers the 660-566 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
660-566
RATE CENTER
CLEARMONT
CARRIER
FRACTEL, LLC
MO
Prefix range
The prefix 660-566 includes numbers from 6605660000 to 6605669999.
This range is associated with the CLEARMONT rate center and was originally assigned to FRACTEL, LLC.
Numbers in this prefix
20 numbers