Prefix overview
Phone numbers in prefix 330-399
This page covers the 330-399 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
330-399
RATE CENTER
WARREN
CARRIER
BRIGHTSPEED OF NORTHWEST OHIO, INC.
OH
Prefix range
The prefix 330-399 includes numbers from 3303990000 to 3303999999.
This range is associated with the WARREN rate center and was originally assigned to BRIGHTSPEED OF NORTHWEST OHIO, INC..
Numbers in this prefix
20 numbers