Prefix overview
Phone numbers in prefix 779-443
This page covers the 779-443 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
779-443
RATE CENTER
GRANDDTOUR
CARRIER
COMCAST IP PHONE, LLC
IL
Prefix range
The prefix 779-443 includes numbers from 7794430000 to 7794439999.
This range is associated with the GRANDDTOUR rate center and was originally assigned to COMCAST IP PHONE, LLC.
Numbers in this prefix
20 numbers