Prefix overview
Phone numbers in prefix 331-979
This page covers the 331-979 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
331-979
RATE CENTER
ELMHURST
CARRIER
COMCAST IP PHONE, LLC
IL
Prefix range
The prefix 331-979 includes numbers from 3319790000 to 3319799999.
This range is associated with the ELMHURST rate center and was originally assigned to COMCAST IP PHONE, LLC.
Numbers in this prefix
20 numbers