Prefix overview
Phone numbers in prefix 671-563
This page covers the 671-563 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
671-563
RATE CENTER
AGANA
CARRIER
TELEGUAM HOLDINGS, LLC
GU
Prefix range
The prefix 671-563 includes numbers from 6715630000 to 6715639999.
This range is associated with the AGANA rate center and was originally assigned to TELEGUAM HOLDINGS, LLC.
Numbers in this prefix
20 numbers