How to call Mariana Islands from Guam:
1 - Guam exit code
670 - Mariana Islands area code
1 + 670 + Local Number - Overall dialing code format
Note: Mariana Islands and Guam 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 Guam is now 01:36:23 AM (01:36:23 AM)
The time in Mariana Islands is now 01:36:23 AM (01:36:23 AM)
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