How to call Nauru from the USA or from Canada:

Calling Nauru from the United States explained:

• 011 - US exit code; dial first for international calls made from the USA or Canada
• 674 - Country Code for Nauru
• Phone Number - 7 digits
• US to Nauru landlines international dialing format: 011 674 444 ???? (or 888 ????)

How to dial to Nauru cellular:

• dialing format for calls to a cell phone: 011 674 555 ????