Prefix overview
Phone numbers in prefix 939-539
This page covers the 939-539 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
939-539
RATE CENTER
CAROLINA
CARRIER
SUNCOM DBA T-MOBILE USA
PR
Prefix range
The prefix 939-539 includes numbers from 9395390000 to 9395399999.
This range is associated with the CAROLINA rate center and was originally assigned to SUNCOM DBA T-MOBILE USA.
Numbers in this prefix
20 numbers