Prefix overview
Phone numbers in prefix 540-279
This page covers the 540-279 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
540-279
RATE CENTER
MOUNTANGRV
CARRIER
MGW TELEPHONE COMPANY, INC.
VA
Prefix range
The prefix 540-279 includes numbers from 5402790000 to 5402799999.
This range is associated with the MOUNTANGRV rate center and was originally assigned to MGW TELEPHONE COMPANY, INC..
Numbers in this prefix
20 numbers