Prefix overview
Phone numbers in prefix 330-389
This page covers the 330-389 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
330-389
RATE CENTER
RAVENNA
CARRIER
T-MOBILE USA, INC.
OH
Prefix range
The prefix 330-389 includes numbers from 3303890000 to 3303899999.
This range is associated with the RAVENNA rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers