Prefix overview
Phone numbers in prefix 737-420
This page covers the 737-420 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
737-420
RATE CENTER
AUSTIN
CARRIER
COMMIO, LLC
TX
Prefix range
The prefix 737-420 includes numbers from 7374200000 to 7374209999.
This range is associated with the AUSTIN rate center and was originally assigned to COMMIO, LLC.
Numbers in this prefix
20 numbers