Prefix overview
Phone numbers in prefix 540-443
This page covers the 540-443 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
540-443
RATE CENTER
BLACKSBURG
CARRIER
BANDWIDTH.COM CLEC, LLC - VA
VA
Prefix range
The prefix 540-443 includes numbers from 5404430000 to 5404439999.
This range is associated with the BLACKSBURG rate center and was originally assigned to BANDWIDTH.COM CLEC, LLC - VA.
Numbers in this prefix
20 numbers