Prefix overview
Phone numbers in prefix 618-451
This page covers the 618-451 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
618-451
RATE CENTER
GRANITE CY
CARRIER
ILLINOIS BELL TEL CO
IL
Prefix range
The prefix 618-451 includes numbers from 6184510000 to 6184519999.
This range is associated with the GRANITE CY rate center and was originally assigned to ILLINOIS BELL TEL CO.
Numbers in this prefix
20 numbers