Question 1

What country has the dial code +420?

Accepted Answer

国际区号 +420 属于 捷克共和国。从国外拨打 捷克共和国，请先拨本国国际接入码，再拨 +420，然后接本地号码。完整拨号指南见下方。

Question 2

How do I call a +420 number from outside 捷克共和国?

Accepted Answer

Dial your country's international exit code (e.g. 00 or +), then 420, then the local number — omitting any leading 0 from the local number.

+420 是哪个国家的区号？