How to call Guam from Puerto Rico:
1 - Puerto Rico exit code
671 - Guam area code
1 + 671 + Local Number - Overall dialing code format
Note: Guam and Puerto Rico 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 Puerto Rico is now 11:03:49 AM (11:03:49 AM)
The time in Guam is now 01:03:49 AM (01:03:49 AM)
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