Prefix overview
Phone numbers in prefix 314-393
This page covers the 314-393 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
314-393
RATE CENTER
ST LOUIS
CARRIER
T-MOBILE USA, INC.
MO
Prefix range
The prefix 314-393 includes numbers from 3143930000 to 3143939999.
This range is associated with the ST LOUIS rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers