Prefix overview
Phone numbers in prefix 939-303
This page covers the 939-303 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
939-303
RATE CENTER
RIO GRANDE
CARRIER
NEUTRAL TANDEM - PR
PR
Prefix range
The prefix 939-303 includes numbers from 9393030000 to 9393039999.
This range is associated with the RIO GRANDE rate center and was originally assigned to NEUTRAL TANDEM - PR.
Numbers in this prefix
20 numbers