How to Call Mariana Islands From Dominica
Dial the following international dialing codes:

1 + 670 + Local Number

* Do not dial the plus (+) symbols

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How to call Mariana Islands from Dominica: 1 - Dominica exit code 670 - Mariana Islands area code 1 + 670 + Local Number - Overall dialing code format Note: Mariana Islands and Dominica 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.  World Times: The time in Dominica is now 02:08:48 AM (02:08:48 AM) The time in Mariana Islands is now 16:08:48 PM (04:08:48 PM)  Mobile Codes: Get the mobile country codes for calling Mariana Islands from Dominica.  Save on your call to : SpeedyPin Calling Cards - From 0.4¢ per Minute SpeedyPin Calling Cards - From 0.4¢ per Minute QuickCall.com - Click for a free $5 bonus!