Home > Support > Country & City Codes > San Marino Country Code is 378

To call San Marino from the U.S. Click to find San Marino prepaid phone cards.

Dial 011 + 378 + City Code + Phone Number

San Marino City Codes

City NameCity Code
San Marino1
San Marino2
San Marino3
San Marino4
San Marino5
San Marino6
San Marino7
San Marino8
San Marino9

Interesting Facts

The third smallest state in Europe (after the Holy See and Monaco) also claims to be the world's oldest republic. According to tradition, it was founded by a Christian stonemason named Marino in 301 A.D. San Marino's foreign policy is aligned with that of Italy. Social and political trends in the republic also track closely with those of its larger neighbor.