How to call the Northern Mariana Islands: country code +1
The country code for the Northern Mariana Islands is +1.
the Northern Mariana Islands shares country code +1 with the United States and Canada. Its area code is 670.
From a mobile phone, press +, then 1 and the number. From a landline, start with your own country's exit code.Local time in the Northern Mariana Islands: --:--
Dial the Northern Mariana Islands from
From the United States, dial 1, then the 3-digit area code and the 7-digit number. No international code is needed inside the North American numbering plan.
Calling the Northern Mariana Islands from common countries
| Calling from | What to dial |
|---|---|
| From United States | Dial 1, then the 3-digit area code and the 7-digit number. No international code is needed inside the North American numbering plan. |
| From United Kingdom | Dial 00 (the exit code from the United Kingdom), then 1, then the 3-digit area code and the 7-digit number. |
| From Canada | Dial 1, then the 3-digit area code and the 7-digit number. No international code is needed inside the North American numbering plan. |
| From Australia | Dial 0011 (the exit code from Australia), then 1, then the 3-digit area code and the 7-digit number. |
| From India | Dial 00 (the exit code from India), then 1, then the 3-digit area code and the 7-digit number. |
| From any mobile | Press +, then 1, then the number. |
Codes for the Northern Mariana Islands
| Country code | +1 |
|---|---|
| Exit code (to call abroad from the Northern Mariana Islands) | 011 |
| Trunk prefix | 1 |
| Area codes | 670 |
| Time zone | Pacific/Saipan |
Inside the North American numbering plan, long-distance calls start with 1.
Example number
| Type | Dialed inside the Northern Mariana Islands | Written for the world |
|---|---|---|
| Landline | (670) 234-5678 | +1 670-234-5678 |
| Mobile | (670) 234-5678 | +1 670-234-5678 |
Example formats from the official numbering plans, not real numbers.
Questions people ask
What is the country code for the Northern Mariana Islands?
The country code for the Northern Mariana Islands is +1. Its area code is 670.
How do I call the Northern Mariana Islands from the United States?
From the US, dial 1, then the 3-digit area code and the 7-digit number. No international code is needed inside the North American numbering plan.
What is the exit code for calling abroad from the Northern Mariana Islands?
To call another country from the Northern Mariana Islands, dial 011 first. From a mobile you can press + instead.
What time is it in the Northern Mariana Islands now?
The clock on this page shows the current local time in the Northern Mariana Islands and whether it is a good time to call.
Related: all country codes · time in the Northern Mariana Islands · time zone converter · meeting planner
Last updated October 21, 2026. Numbering data: ITU-T E.164 country codes via Google's libphonenumber; local time from the IANA time zone database.