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San Marino Calling Code
Republic of San Marino
+378
ISO SMSMR
Key Facts
- International Calling Code
- +378
- Country Name
- San Marino
- Official Name
- Republic of San Marino
- Capital City
- City of San Marino
- Region
- Europe
- Subregion
- Southern Europe
- ISO 3166-1 Alpha-2
- SM
- ISO 3166-1 Alpha-3
- SMR
San Marino Calling Code FAQ
- What is the calling code for San Marino?
- +378. From abroad, dial your exit code (or +), then 378, then the national number. International (E.164) numbers are at most 15 digits including the country code.
- Is it +378 or 378?
- Same code. +378 is the portable form for contacts and mobiles. 378 is what follows an exit code, for example 011 378… from the US.
- How do I call San Marino from the US or UK?
- From the US, dial 011 378 followed by the national number. From the UK and most of Europe, dial 00 378 followed by the national number. On a mobile, you can use +378 instead of an exit code.
How to Dial San Marino
Portable international format
Use +378 followed by the complete national significant number. Do not save an origin-specific exit code such as 00 or 011 as part of the destination number.
Number pattern
- International
- +378 XX…
- From the US
- 011 378 XX…
- From the UK and most of Europe
- 00 378 XX…
- On a mobile
- +378 XX…
Do not save an exit code (00, 011) as part of the contact.
