Prefix overview
Phone numbers in prefix 217-342
This page covers the 217-342 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
217-342
RATE CENTER
EFFINGHAM
CARRIER
ILLINOIS CONSOLIDATED TEL. CO.
IL
Prefix range
The prefix 217-342 includes numbers from 2173420000 to 2173429999.
This range is associated with the EFFINGHAM rate center and was originally assigned to ILLINOIS CONSOLIDATED TEL. CO..
Numbers in this prefix
20 numbers