How to call a Mariana Islands mobile phone:
1 - Guam exit code
670 - Mariana Islands country code
1 + 670 + Local Number - Overall dialing 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 05:38:12 AM (05:38:12 AM)
The time in Mariana Islands is now 05:38:12 AM (05:38:12 AM)