Prefix overview
Phone numbers in prefix 423-445
This page covers the 423-445 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
423-445
RATE CENTER
SURGOINSVL
CARRIER
AT&T ENTERPRISES, LLC
TN
Prefix range
The prefix 423-445 includes numbers from 4234450000 to 4234459999.
This range is associated with the SURGOINSVL rate center and was originally assigned to AT&T ENTERPRISES, LLC.
Numbers in this prefix
20 numbers