Prefix overview
Phone numbers in prefix 309-247
This page covers the 309-247 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
309-247
RATE CENTER
SAN JOSE
CARRIER
ILLINOIS BELL TEL CO
IL
Prefix range
The prefix 309-247 includes numbers from 3092470000 to 3092479999.
This range is associated with the SAN JOSE rate center and was originally assigned to ILLINOIS BELL TEL CO.
Numbers in this prefix
20 numbers