Prefix overview
Phone numbers in prefix 803-370
This page covers the 803-370 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
803-370
RATE CENTER
ROCK HILL
CARRIER
SUNCOM DBA T-MOBILE USA
SC
Prefix range
The prefix 803-370 includes numbers from 8033700000 to 8033709999.
This range is associated with the ROCK HILL rate center and was originally assigned to SUNCOM DBA T-MOBILE USA.
Numbers in this prefix
20 numbers