Prefix overview
Phone numbers in prefix 217-423
This page covers the 217-423 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
217-423
RATE CENTER
DECATUR
CARRIER
ILLINOIS BELL TEL CO
IL
Prefix range
The prefix 217-423 includes numbers from 2174230000 to 2174239999.
This range is associated with the DECATUR rate center and was originally assigned to ILLINOIS BELL TEL CO.
Numbers in this prefix
20 numbers