Prefix overview
Phone numbers in prefix 564-900
This page covers the 564-900 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
564-900
RATE CENTER
MT VERNON
CARRIER
ONVOY SPECTRUM, LLC
WA
Prefix range
The prefix 564-900 includes numbers from 5649000000 to 5649009999.
This range is associated with the MT VERNON rate center and was originally assigned to ONVOY SPECTRUM, LLC.
Numbers in this prefix
20 numbers