Prefix overview
Phone numbers in prefix 563-521
This page covers the 563-521 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
563-521
RATE CENTER
MAQUOKETA
CARRIER
CENTURYLINK COMMUNICATIONS, LLC
IA
Prefix range
The prefix 563-521 includes numbers from 5635210000 to 5635219999.
This range is associated with the MAQUOKETA rate center and was originally assigned to CENTURYLINK COMMUNICATIONS, LLC.
Numbers in this prefix
20 numbers