Prefix overview
Phone numbers in prefix 972-491
This page covers the 972-491 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
972-491
RATE CENTER
PLANO
CARRIER
FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS
TX
Prefix range
The prefix 972-491 includes numbers from 9724910000 to 9724919999.
This range is associated with the PLANO rate center and was originally assigned to FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS.
Numbers in this prefix
20 numbers