Prefix overview
Phone numbers in prefix 978-409
This page covers the 978-409 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
978-409
RATE CENTER
ANDOVER
CARRIER
COMCAST IP PHONE, LLC
MA
Prefix range
The prefix 978-409 includes numbers from 9784090000 to 9784099999.
This range is associated with the ANDOVER rate center and was originally assigned to COMCAST IP PHONE, LLC.
Numbers in this prefix
20 numbers