Prefix overview
Phone numbers in prefix 512-300
This page covers the 512-300 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
512-300
RATE CENTER
AUSTIN
CARRIER
TWC IP ENABLED SERVICES, LLC
TX
Prefix range
The prefix 512-300 includes numbers from 5123000000 to 5123009999.
This range is associated with the AUSTIN rate center and was originally assigned to TWC IP ENABLED SERVICES, LLC.
Numbers in this prefix
20 numbers