Prefix overview
Phone numbers in prefix 304-440
This page covers the 304-440 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
304-440
RATE CENTER
RAVENSWOOD
CARRIER
T-MOBILE USA, INC.
WV
Prefix range
The prefix 304-440 includes numbers from 3044400000 to 3044409999.
This range is associated with the RAVENSWOOD rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers