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Mariana Islands

Exit Country Code + 670 + Area Code + The Number

The Mariana Islands country code is 670. The nationality of Mariana Islands is Mariana Islanders.The capital of Mariana Islands is SaipanLargest Cities in Mariana Islands by population: Saipan, JP Tinian Town pre-WW2, Carolinas Heights, Pagan Village, Agrihan Village, Alamagan Village. Local Telephone Prefix: 1 is the trunk code for Mariana Islands