Prefix overview
Phone numbers in prefix 563-477
This page covers the 563-477 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
563-477
RATE CENTER
CLINTON
CARRIER
ONVOY SPECTRUM, LLC
IA
Prefix range
The prefix 563-477 includes numbers from 5634770000 to 5634779999.
This range is associated with the CLINTON rate center and was originally assigned to ONVOY SPECTRUM, LLC.
Numbers in this prefix
20 numbers