Prefix overview
Phone numbers in prefix 660-544
This page covers the 660-544 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
660-544
RATE CENTER
DALTON
CARRIER
BRIGHTSPEED OF EAST MISSOURI, LLC
MO
Prefix range
The prefix 660-544 includes numbers from 6605440000 to 6605449999.
This range is associated with the DALTON rate center and was originally assigned to BRIGHTSPEED OF EAST MISSOURI, LLC.
Numbers in this prefix
20 numbers