Prefix overview
Phone numbers in prefix 817-477
This page covers the 817-477 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
817-477
RATE CENTER
MANSFIELD
CARRIER
SOUTHWESTERN BELL
TX
Prefix range
The prefix 817-477 includes numbers from 8174770000 to 8174779999.
This range is associated with the MANSFIELD rate center and was originally assigned to SOUTHWESTERN BELL.
Numbers in this prefix
20 numbers