Question 1

What country has the dial code +378?

Accepted Answer

国际区号 +378 属于 圣马力诺。从国外拨打 圣马力诺，请先拨本国国际接入码，再拨 +378，然后接本地号码。完整拨号指南见下方。

Question 2

How do I call a +378 number from outside 圣马力诺?

Accepted Answer

Dial your country's international exit code (e.g. 00 or +), then 378, then the local number — omitting any leading 0 from the local number.

+378 是哪个国家的区号？