Prefix overview
Phone numbers in prefix 815-485
This page covers the 815-485 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
815-485
RATE CENTER
NEW LENOX
CARRIER
ILLINOIS BELL TEL CO
IL
Prefix range
The prefix 815-485 includes numbers from 8154850000 to 8154859999.
This range is associated with the NEW LENOX rate center and was originally assigned to ILLINOIS BELL TEL CO.
Numbers in this prefix
20 numbers