All dialing codes
San Marino country code
To call San Marino from abroad, dial your exit code, then +378, then the local number.
Country code
+378
How to dial San Marino
From the US or Canada011 378 66 66 12 12
From the UK and most of Europe00 378 66 66 12 12
From Australia0011 378 66 66 12 12
From Japan010 378 66 66 12 12
From any mobile phone+378 66 66 12 12
The example uses a San Marino mobile number, written locally as 66 66 12 12. There's no leading digit to leave out: dial the full local number after the country code.
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Frequently asked question
What is the country code for San Marino?
The country code for San Marino is +378. From abroad, dial your exit code (00 from most countries, 011 from the US and Canada), then +378 without the plus sign, then the local number.