Prefix overview
Phone numbers in prefix 978-391
This page covers the 978-391 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
978-391
RATE CENTER
AYER
CARRIER
PAETEC ITEL, LLC
MA
Prefix range
The prefix 978-391 includes numbers from 9783910000 to 9783919999.
This range is associated with the AYER rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers