Country Area Phone Dialing Codes +378

The country code +378 (378 area code) belongs to San Marino. Calling San Marino from any other country is simple, you can dial 00378 before the desired number.

San Marino City Codes
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City
Dial Codes
San Marino +378-0
San Marino +378-6
San Marino +378-7
San Marino +378-8
San Marino +378-9