Prefix overview
Phone numbers in prefix 423-403
This page covers the 423-403 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
423-403
RATE CENTER
SO PITTSBG
CARRIER
BANDWIDTH.COM CLEC, LLC - TN
TN
Prefix range
The prefix 423-403 includes numbers from 4234030000 to 4234039999.
This range is associated with the SO PITTSBG rate center and was originally assigned to BANDWIDTH.COM CLEC, LLC - TN.
Numbers in this prefix
20 numbers