Prefix overview
Phone numbers in prefix 978-440
This page covers the 978-440 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
978-440
RATE CENTER
SUDBURY
CARRIER
VERIZON NEW ENGLAND INC.
MA
Prefix range
The prefix 978-440 includes numbers from 9784400000 to 9784409999.
This range is associated with the SUDBURY rate center and was originally assigned to VERIZON NEW ENGLAND INC..
Numbers in this prefix
20 numbers