How to call Guam from Mariana Islands:
1 - Mariana Islands exit code
671 - Guam area code
1 + 671 + Local Number - Overall dialing code format
Note: Guam and Mariana Islands 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 Mariana Islands is now 21:21:11 PM (09:21:11 PM)
The time in Guam is now 21:21:11 PM (09:21:11 PM)
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