Prefix overview
Phone numbers in prefix 540-407
This page covers the 540-407 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
540-407
RATE CENTER
MADISON
CARRIER
NEW CINGULAR WIRELESS PCS, LLC - DC
VA
Prefix range
The prefix 540-407 includes numbers from 5404070000 to 5404079999.
This range is associated with the MADISON rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC - DC.
Numbers in this prefix
20 numbers