Prefix overview
Phone numbers in prefix 319-442
This page covers the 319-442 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
319-442
RATE CENTER
KEYSTONE
CARRIER
KEYSTONE FARMS COOP. TEL. CO.
IA
Prefix range
The prefix 319-442 includes numbers from 3194420000 to 3194429999.
This range is associated with the KEYSTONE rate center and was originally assigned to KEYSTONE FARMS COOP. TEL. CO..
Numbers in this prefix
20 numbers