How to call a Guam mobile phone:
1 - Trinidad and Tobago exit code
671 - Guam country code
1 + 671 + Local Number - Overall dialing format
Note: Guam and Trinidad and Tobago are both members of NANP (North American Numbering Plan) so when calling between these countries, 1 is used in place of the country exit code.
The time in Trinidad and Tobago is now 08:50:37 AM (08:50:37 AM)
The time in Guam is now 22:50:37 PM (10:50:37 PM)