How to Call Mariana Islands Phone Numbers

Country phone codes

+1 670 is the country calling code assigned to Mariana Islands by the International Telecommunication Union. All of the country’s telephone numbers are also designated under the North American Numbering Plan (NANP), regulated by the U.S. Commonwealth of the Northern Mariana Islands.

So if you’re calling to Mariana Islands, the number should start with:

+1 670 123-4567-890

Check Lebara’s rate for Mariana Islands

View Rates

Other Important Information about Mariana Islands

Prefix

A prefix is simply the set of numbers that come after the country and area codes of a telephone number. Mariana Islands’s telephone numbers are made up of 12 numbers split into groups of 2. So if you’re going to make a call to Mariana Islands using a mobile phone, you should dial country code+7-digit number.

Network coverage

There is no reliable information on how well covered the Mariana Islands is.

3G coverage

3G connection is offered by SIM providers, however there is no reliable information on its coverage.

International Roaming

Available at over 50 destinations, you can count on us to keep you connected even when you’re not in home soil. 
We know how difficult it can be to be far from home and the family for a long time. We can only wish to talk to them non-stop day and night. But we also know that the more we spend time with calls and texts overseas, the bigger the expenses can get. Read more

Top mobile SIM network in Mariana Islands

Here are top mobile SIM networks in Mariana Islands:

Docomo

IT&E Wireless

iConnect

Top apps used to communicate

Here are top apps mostly used for communication in Mariana Islands:

WhatsApp

WhatsApp

Facebook Messenger

Facebook Messenger

Emergency phone numbers

Here are the four most important emergency numbers to take note of when visiting Mariana Islands:

emergency

911 for the national emergency number

Best time to call Mariana Islands:

Mariana Islands observes Chamorro Standard Time using the time offset of UTC+10.

Wherever you are in Australia, you can call Mariana Islands from the following time zones…

Best time to call

Time to Call

UTC Relative

Time Zone

State

Maria Islands 9:00am – 10:00pm UTC+10:00 Australian Eastern Standard Time (AEST) Queensland
8:00am – 8:00pm UTC+08:00 Australian Western Standard Time (AWST) Western Australia
8:30am – 9:30pm UTC+09:30 Australian Central Standard Time (ACST) South Australia, Northern Territory and the town of Broken Hill in western New South Wales
10:00am – 11:00pm UTC+11:00 Norfolk Island Standard Time (NFT) Norfolk Island
7:00am – 7:00pm UTC+07:00 Christmas Island Standard Time (CXT) Christmas Island
7:00am – 6:30pm UTC+06:30 Cocos (Keeling) Islands Standard Time (CCT) Cocos (Keeling) Islands

Daylight Savings Time (first Sunday in October – first Sunday in April)

Best time to call

Time to Call

UTC Relative

Time Zone

State

Mariana Islands 9:00am – 11:00pm UTC+11:00 Australian Eastern Daylight Time (AEDT) New South Wales (except Broken Hill), Victoria, Tasmania, Australian Capital Territory
9:00am – 11:00pm UTC+10:00 Australian Eastern Standard Time (AEST) Queensland
8:00am – 8:00pm UTC+08:00 Australian Western Standard Time (AWST) Western Australia
9:30am – 11:30pm UTC+10:30 Australian Central Daylight Time (ACDT) South Australia, Northern Territory and town of Broken Hill in Western New South Wales
8:30am – 10:30pm UTC+09:30 Australian Central Standard Time (ACST) Northern Territory
10:00am – 12:00am UTC+12:00 Norfolk Island Daylight Time (NDT) Norfolk Islands
6:00am – 7:00pm UTC+07:00 Christmas Island Standard Time (CXT) Christmas Island
6:00am – 6:30pm UTC+06:30 Cocos (Keeling) Islands Standard Time (CCT) Cocos (Keeling) Islands

Pick up a Lebara SIM

  • Woolworths icon
  • Caltex logo and Woolworths logo
  • Coles logo
  • Coles Express logo
  • United logo
  • Australia Post logo
  • Big W icon
  • BP logo
  • WHSmith logo