Prefix overview
Phone numbers in prefix 346-406
This page covers the 346-406 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
346-406
RATE CENTER
HOUSTON
CARRIER
TELNYX LLC
TX
Prefix range
The prefix 346-406 includes numbers from 3464060000 to 3464069999.
This range is associated with the HOUSTON rate center and was originally assigned to TELNYX LLC.
Numbers in this prefix
20 numbers