How to call Guam from Montserrat:
1 - Montserrat exit code
671 - Guam area code
1 + 671 + Local Number - Overall dialing code format
Note: Guam and Montserrat 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 Montserrat is now 03:19:59 AM (03:19:59 AM)
The time in Guam is now 17:19:59 PM (05:19:59 PM)
Save on your call to :