📞 世界各国区号与时差查询Country Calling Codes & Time Zones
世界各国国际电话区号（+XX）与相对 UTC 的标准时差对照表，可搜索。International dialing codes (+XX) and standard UTC offsets for countries worldwide, searchable.
时差为标准时间，部分国家实行夏令时或跨多个时区。Offsets are standard time; some countries use daylight saving or span several zones.
点击任意一行，仅复制该行「电话区号」一栏的内容Click a row to copy only its Calling code value (not the whole row)
使用说明与常见问题How-to & FAQ
「世界各国区号与时差查询」是什么？What is the Country Calling Codes & Time Zones tool?
世界各国国际电话区号（+XX）与相对 UTC 的标准时差对照表，可搜索。International dialing codes (+XX) and standard UTC offsets for countries worldwide, searchable.
如何使用「世界各国区号与时差查询」？How do I use the Country Calling Codes & Time Zones tool?
在「世界各国区号与时差查询」中，在上方填写或选择所需内容，结果会实时显示在下方；所有处理都在浏览器本地完成。In the Country Calling Codes & Time Zones: Fill in or choose the options above and the result appears below instantly; everything runs locally in your browser.
需要联网吗？Does it need an internet connection?
不需要。「世界各国区号与时差查询」的解析和计算都在浏览器本地完成，不会向任何服务器发送请求。No. The Country Calling Codes & Time Zones parses and calculates entirely in your browser and sends no network requests.
「世界各国区号与时差查询」免费吗？需要注册吗？Is the Country Calling Codes & Time Zones free? Do I need an account?
「世界各国区号与时差查询」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Country Calling Codes & Time Zones is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.