🌍 International Dialing Code Search

A tool to quickly search international dialing codes for countries worldwide. Search by country name, code, or region with information for over 200 countries.

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What are International Dialing Codes and How to Use Them?

International dialing codes are uniquely assigned telephone number prefixes for each country, used to distinguish between calling and receiving countries in international calls. For example, South Korea's country code is +82, the United States is +1, Japan is +81, and China is +86. When making international calls, you first dial an international access code (in Korea: 001, 002, 00700, etc.) before the country code, or use the + symbol on mobile phones. International dialing codes are managed by the International Telecommunication Union (ITU) and range from 1 to 3 digits according to the E.164 standard. Currently, over 200 countries and territories worldwide use unique country codes.

Major Country Dialing Codes and Usage Tips

Major Asian countries' international codes include South Korea +82, Japan +81, China +86, Taiwan +886, Thailand +66, Singapore +65, Vietnam +84, Philippines +63, and Indonesia +62. Be careful with China and Taiwan as their numbers are similar. When calling Japan, you must remove the leading 0 from area codes. Major European countries use UK +44, France +33, Germany +49, Italy +39, Spain +34, Netherlands +31, Switzerland +41, and Russia +7. In the Americas, the United States and Canada share +1, while Mexico uses +52, Brazil +55, and Argentina +54.

How to Save on International Calling Costs

The most effective way to save on international calling costs is using internet telephony (VoIP) services. Voice calling features in messenger apps like KakaoTalk, Line, WhatsApp, and Telegram use Wi-Fi or data, allowing nearly free international calls. However, both parties must use the same app, and call quality may vary depending on internet connection. If you need to make international calls from a regular phone, compare international calling plans from different carriers. For long-term stays or studying abroad, purchasing a local SIM card is the most economical option.

International Calling Tips for Travel and Business

To use international calls efficiently while traveling abroad, preparation before departure is necessary. First, check if your phone supports roaming in the destination country and learn about your carrier's international roaming plans. Purchasing a local SIM card is also a good option. Recently, eSIM services have increased, allowing use of local plans without physical SIM card replacement. For business purposes, reliability and call quality are important. Cloud phone services like Zoom Phone, Google Voice, and Microsoft Teams provide stable quality calls from anywhere in the world.

How to Make International Calls on Smartphones

The simplest way to make international calls on smartphones is using the + symbol. On the phone number entry screen, long-press 0 to display the + symbol, then enter the country code and phone number. Both Android and iPhone allow saving phone numbers in international format in contacts. Precautions for international calling include: First, consider time zones. Second, international calling charges while roaming can be very expensive, so it's better to use Wi-Fi or VoIP services. Third, some countries require adding or removing a 0 after the country code, so check each country's phone system.

Essential International Communication Knowledge Beyond Country Codes

Understanding international calling requires knowing several concepts beyond country codes. First, ISO country codes are standards that represent countries with 2-letter (KR, US) or 3-letter (KOR, USA) characters, used mainly in internet domains or international documents rather than phone numbers. Area codes are numbers that distinguish regions within countries. In the US, 212 is New York; in Korea, 02 is Seoul. Emergency phone numbers also vary by country. Korea uses 112 (police) and 119 (fire/ambulance), but the US uses 911, Europe uses 112, and Japan uses 110 (police) and 119 (fire).