Prefix overview
Phone numbers in prefix 319-406
This page covers the 319-406 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
319-406
RATE CENTER
DENVER
CARRIER
AT&T - LOCAL
IA
Prefix range
The prefix 319-406 includes numbers from 3194060000 to 3194069999.
This range is associated with the DENVER rate center and was originally assigned to AT&T - LOCAL.
Numbers in this prefix
20 numbers