Prefix overview
Phone numbers in prefix 319-420
This page covers the 319-420 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
319-420
RATE CENTER
WATERLOO
CARRIER
ONVOY, LLC - IA
IA
Prefix range
The prefix 319-420 includes numbers from 3194200000 to 3194209999.
This range is associated with the WATERLOO rate center and was originally assigned to ONVOY, LLC - IA.
Numbers in this prefix
20 numbers