Prefix overview
Phone numbers in prefix 631-404
This page covers the 631-404 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
631-404
RATE CENTER
BRENTWOOD
CARRIER
AT&T - LOCAL
NY
Prefix range
The prefix 631-404 includes numbers from 6314040000 to 6314049999.
This range is associated with the BRENTWOOD rate center and was originally assigned to AT&T - LOCAL.
Numbers in this prefix
20 numbers