用于国家/地区代码、世界时间和 IP 地址查找的在线工具
发现以下提供的所有免费工具 国家代码.online. Quickly check local time by country, compare time zones for meetings, find your public IP, or locate an IP address by country and city – all in one place.
特色工具（已可用）
These tools are live and ready to use. They cover the most common tasks related to world time, time zones, IP addresses and IP geolocation.
国家时间
居住View the current local time by country or region, including time zone and UTC offset. Perfect for quick checks before making international calls.
世界时间
居住Quickly check the current time in major cities worldwide. Ideal for selecting meeting times across continents.
时差计算器
居住Compare two cities or countries and calculate the time difference instantly. Great for planning cross-border calls or online meetings.
我的 IP 地址是多少
居住Instantly see your public IP address, IP version (IPv4/IPv6) and basic connection details for troubleshooting or security checks.
IP位置查询
居住Find the approximate location of any IP address (IPv4 or IPv6): country, region, city, ISP, ASN, timezone and coordinates.
Unix 时间戳转换器
居住免费 Unix 时间戳转换器：将 Unix 时间转换为人类可读的日期和时间（UTC 和本地）并将日期/时间转换回 Unix 纪元。查看当前 Unix 时间（以秒和毫秒为单位）。
计划和推荐的工具（即将推出）
Below are tool ideas that match the positioning of CountryCode.online – focused on international dialing, country codes, time zones and phone number formats. You can gradually develop these pages for SEO and user value.
国际拨号代码查找器
即将推出Search by country name to get country calling code, international dialing format and example phone numbers (E.164 style).
反向国家/地区电话代码查找
即将推出Enter a calling code like +44 or +81 and see which country (or countries) it belongs to, with main city examples.
国家 ISO 代码转换器
即将推出Convert between country name, ISO 2-digit code (alpha-2), ISO 3-digit code (alpha-3) and numeric country code.
紧急号码查询
即将推出Quickly check the local emergency numbers (police, ambulance, fire) such as 112, 911 or 999 for each country before traveling.
电话号码格式检查器
即将推出Validate and normalize international phone numbers into E.164 format. Useful for CRM imports and cleaning customer data.
多城市会议策划者
即将推出Add several cities or countries and find overlapping business hours for scheduling global team calls across time zones.
国家信息快速查找
即将推出Enter a country name or code to see key facts: capital, main language, currency, calling code, time zones and ISO codes.