Prefix overview
Phone numbers in prefix 346-423
This page covers the 346-423 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
346-423
RATE CENTER
PORTER
CARRIER
COMCAST IP PHONE, LLC
TX
Prefix range
The prefix 346-423 includes numbers from 3464230000 to 3464239999.
This range is associated with the PORTER rate center and was originally assigned to COMCAST IP PHONE, LLC.
Numbers in this prefix
20 numbers