What is on the page
- Calling code
- The number dialed after the exit code to reach a country, such as +1 for the US and Canada or +44 for the UK.
- ISO-2 and ISO-3
- Two- and three-letter country codes from ISO 3166-1, used on shipping labels, bank transfers, forms and internet domains (DE, DEU for Germany).
- Currency code
- The three-letter ISO 4217 code for each currency, such as USD, EUR or JPY.
- Exit code
- The digits dialed before the country code to make an international call; 011 from the US and Canada, 00 from most other countries.
- + format
- Writing numbers as +country code and number works from any mobile phone anywhere, so it is the best way to store contacts.
Calling codes and ISO codes
The chart lists every country's international calling code and its ISO 3166-1 codes. The two-letter codes are used on shipping forms, in bank details such as IBANs and in most internet domains; the three-letter codes appear on passports, in statistics and in some software. A few aren't what you might expect: Germany is DE, Switzerland CH, Spain ES and South Africa ZA. Countries in the North American Numbering Plan, including the US, Canada and much of the Caribbean, share +1. For capitals, see the world capitals list.
Currency codes
When invoicing customers abroad, write the three-letter currency code rather than a symbol: "$" could mean US, Canadian, Australian or a dozen other dollars, while USD and CAD are unambiguous. The chart starts with the major currencies and then lists the code for every country. Some countries share a currency, such as the euro or the West and Central African CFA francs, and several use the US dollar. Exchange rates change daily; check them on the day you invoice.
Making international calls
Dial the exit code for the country you are in, then the country code, then the number without the leading zero of its area code. From a mobile phone, you can use + instead of the exit code which works from any country, so save international contacts in +format. Check the time difference before calling; the time zone meeting planner shows working hours in major cities. Keep local contacts on the phone list.
Editing the files
The charts print ready to use. In Excel, sort and filter the codes, or use them as a lookup list in your own spreadsheets.
Questions
What is the country code for the US?
+1 for calling, and US / USA for ISO country codes. Canada also uses +1.
What is the country code for the UK?
+44 for calling; GB / GBR for ISO codes (the internet domain is .uk).
How do I call internationally from the US?
Dial 011, then the country code, then the number without its leading zero, or use + on a mobile.
What is an ISO country code?
A standard two- or three-letter code for each country, defined in ISO 3166-1, used in shipping, banking and software.
What is the currency code for the euro?
EUR. It's used by 21 EU countries as of 2026 and several non-EU states.
Comments and questions
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