Prefix overview
Phone numbers in prefix 401-409
This page covers the 401-409 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
401-409
RATE CENTER
CAROLINA
CARRIER
AT&T - LOCAL
RI
Prefix range
The prefix 401-409 includes numbers from 4014090000 to 4014099999.
This range is associated with the CAROLINA rate center and was originally assigned to AT&T - LOCAL.
Numbers in this prefix
20 numbers