Prefix overview
Phone numbers in prefix 989-440
This page covers the 989-440 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
989-440
RATE CENTER
CLARE
CARRIER
AMERICAN MESSAGING SERVICES, LLC
MI
Prefix range
The prefix 989-440 includes numbers from 9894400000 to 9894409999.
This range is associated with the CLARE rate center and was originally assigned to AMERICAN MESSAGING SERVICES, LLC.
Numbers in this prefix
20 numbers