Prefix overview
Phone numbers in prefix 740-400
This page covers the 740-400 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
740-400
RATE CENTER
BALTIMORE
CARRIER
TWC IP ENABLED SERVICES, LLC
OH
Prefix range
The prefix 740-400 includes numbers from 7404000000 to 7404009999.
This range is associated with the BALTIMORE rate center and was originally assigned to TWC IP ENABLED SERVICES, LLC.
Numbers in this prefix
20 numbers