Prefix overview
Phone numbers in prefix 815-321
This page covers the 815-321 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
815-321
RATE CENTER
WOODSTOCK
CARRIER
ONVOY, LLC
IL
Prefix range
The prefix 815-321 includes numbers from 8153210000 to 8153219999.
This range is associated with the WOODSTOCK rate center and was originally assigned to ONVOY, LLC.
Numbers in this prefix
20 numbers