Phone prefix +1-671988
Phone prefix: +1671988
This prefix is distributed within the state Guam
The largest city within this prefix is Agana, GU
District: Guam
The largest organization: Guam Wireless Telephone Company
Time Zone: Chamorro
Winter time: UTC+10
Summer time: UTC+11
The largest city within the prefix of +1-671988.... numbers is shown below
Agana, GU.