Prefix overview
Phone numbers in prefix 671-688
This page covers the 671-688 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
671-688
RATE CENTER
AGANA
CARRIER
GUAM WIRELESS TELEPHONE COMPANY, LLC
GU
Prefix range
The prefix 671-688 includes numbers from 6716880000 to 6716889999.
This range is associated with the AGANA rate center and was originally assigned to GUAM WIRELESS TELEPHONE COMPANY, LLC.
Numbers in this prefix
20 numbers