Question 1

What country has the dial code +31?

Accepted Answer

国际区号 +31 属于 荷兰。从国外拨打 荷兰，请先拨本国国际接入码，再拨 +31，然后接本地号码。完整拨号指南见下方。

Question 2

How do I call a +31 number from outside 荷兰?

Accepted Answer

Dial your country's international exit code (e.g. 00 or +), then 31, then the local number — omitting any leading 0 from the local number.

+31 是哪个国家的区号？