Prefix overview
Phone numbers in prefix 779-421
This page covers the 779-421 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
779-421
RATE CENTER
FREEPORT
CARRIER
UNITED STATES CELLULAR - IL
IL
Prefix range
The prefix 779-421 includes numbers from 7794210000 to 7794219999.
This range is associated with the FREEPORT rate center and was originally assigned to UNITED STATES CELLULAR - IL.
Numbers in this prefix
20 numbers