Prefix overview
Phone numbers in prefix 309-245
This page covers the 309-245 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
309-245
RATE CENTER
FARMINGTON
CARRIER
ILLINOIS BELL TEL CO
IL
Prefix range
The prefix 309-245 includes numbers from 3092450000 to 3092459999.
This range is associated with the FARMINGTON rate center and was originally assigned to ILLINOIS BELL TEL CO.
Numbers in this prefix
20 numbers