Prefix overview
Phone numbers in prefix 671-864
This page covers the 671-864 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
671-864
RATE CENTER
AGANA
CARRIER
TELEGUAM HOLDINGS, LLC
GU
Prefix range
The prefix 671-864 includes numbers from 6718640000 to 6718649999.
This range is associated with the AGANA rate center and was originally assigned to TELEGUAM HOLDINGS, LLC.
Numbers in this prefix
20 numbers