Dialing telephone calls from Switzerland to the Northern Mariana Islands
00
▶ 1
▶ 670
▶ XXX-XXXX
Step-by-step
00
▼ This IDD (International Direct Dial) prefix tells the phone system in Switzerland that you are dialing an international number.
1
▼ Region code that includes the Northern Mariana Islands.
670
▼ Area code for the Northern Mariana Islands.
XXX-XXXX
All local telephone numbers in the Northern Mariana Islands are 7 digits long.
Notes
Not sure what time it is on the other end of the line? Look here for Northern Mariana Islands time, date, and time zone information.
If you are calling from a hotel or office phone system, additional steps may be required.