Prefix overview
Phone numbers in prefix 660-474
This page covers the 660-474 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
660-474
RATE CENTER
LEETON
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - MO
MO
Prefix range
The prefix 660-474 includes numbers from 6604740000 to 6604749999.
This range is associated with the LEETON rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - MO.
Numbers in this prefix
20 numbers