Prefix overview
Phone numbers in prefix 240-405
This page covers the 240-405 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
240-405
RATE CENTER
FREDERICK
CARRIER
PAETEC ITEL, LLC
MD
Prefix range
The prefix 240-405 includes numbers from 2404050000 to 2404059999.
This range is associated with the FREDERICK rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers