Prefix overview
Phone numbers in prefix 319-381
This page covers the 319-381 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
319-381
RATE CENTER
IOWA CITY
CARRIER
STRATUS NETWORKS
IA
Prefix range
The prefix 319-381 includes numbers from 3193810000 to 3193819999.
This range is associated with the IOWA CITY rate center and was originally assigned to STRATUS NETWORKS.
Numbers in this prefix
20 numbers