Prefix overview
Phone numbers in prefix 217-387
This page covers the 217-387 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
217-387
RATE CENTER
THAWVILLE
CARRIER
FRONTIER NORTH, INC. - IL
IL
Prefix range
The prefix 217-387 includes numbers from 2173870000 to 2173879999.
This range is associated with the THAWVILLE rate center and was originally assigned to FRONTIER NORTH, INC. - IL.
Numbers in this prefix
20 numbers