Prefix overview
Phone numbers in prefix 330-387
This page covers the 330-387 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
330-387
RATE CENTER
NILES
CARRIER
AMERICAN MESSAGING SERVICES, LLC
OH
Prefix range
The prefix 330-387 includes numbers from 3303870000 to 3303879999.
This range is associated with the NILES rate center and was originally assigned to AMERICAN MESSAGING SERVICES, LLC.
Numbers in this prefix
20 numbers