How to call Northern Mariana from the USA & Canada:

1 - 670 - local number

*Use also to TEXT Northern Mariana numbers.

Calling from another country?

The current time in Northern Mariana Islands is 05:19:03pm

Save on international calls to Northern Mariana

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Calling Northern Mariana Islands explained:

  • 1 - North American long distance prefix
  • 670 - area code assigned to Northern Marianas
  • local phone number - 7 digits
  • calling from Canada or United States to Northern Mariana Islands international dialing format: 1 670 ??? ????
  • this country is in the North American Numbering Plan (calling it works like a US long distance call)...however, international or unexpected charges may apply when calling numbers in area code 670!

Phone books: