Prefix overview
Phone numbers in prefix 331-228
This page covers the 331-228 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
331-228
RATE CENTER
ST CHARLES
CARRIER
PAETEC ITEL, LLC
IL
Prefix range
The prefix 331-228 includes numbers from 3312280000 to 3312289999.
This range is associated with the ST CHARLES rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers