Country Calling Codes
Free online country calling codes. No sign-up, no installation. Runs entirely in your browser.
| Country | ISO Code | Calling Code | Format |
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Phone Number Formatter
Most Common Codes
What are Country Calling Codes?
Country calling codes (also known as international dialing codes) are numerical prefixes required to reach phone numbers in other countries. Each country has a unique code assigned by the International Telecommunication Union (ITU), ranging from +1 for the US and Canada to +886 for Taiwan and beyond. When calling internationally, dial the country code, then the area code, then the local number. These codes work for voice calls, SMS, and messaging apps like WhatsApp.
How to Use This Tool
Search: Use the search box to find any country by name (USA, Japan), ISO code (US, JP), or calling code (+1, +81). Results filter in real-time.
Copy Codes: Click any calling code button in the table to instantly copy it to your clipboard.
Format Phone Numbers: Select a country from the dropdown, enter the local phone number (without the country code), and see the complete international format. Click "Copy Format" to save it.
Quick Reference: See the 8 most-dialed country codes at a glance in the "Most Common Codes" section.
Common Use Cases
International Calls: Look up and dial the correct country code before calling friends, family, or businesses abroad.
Business Contacts: Format phone numbers correctly in email signatures, contact lists, and CRM systems for global teams.
Travel & Tourism: Quickly find codes for countries you're visiting to call hotels, airlines, or local services.
Remote Work: Maintain accurate international phone directories for distributed teams across multiple time zones.
Frequently Asked Questions
What's the difference between a country code and an area code?
A country calling code is the international prefix for an entire nation (like +44 for the UK). An area code is a regional prefix within that country (like 020 for London). Together: +44 (country) + 20 (area) + 1234 5678 (local number).
Do I need to dial the plus symbol (+)?
The + symbol is the universal international access prefix that works on all modern phones and mobile devices. If your phone doesn't support it, replace the + with your country's international access code (usually 00, except the US which uses 011).
Why do multiple countries share +1?
The United States, Canada, and many Caribbean nations all use +1 for historical and administrative reasons. Additional digits are included in the phone number to distinguish between regions. This is called the North American Numbering Plan (NANP).
Will this work for WhatsApp and text messages?
Yes. Country calling codes are used the same way for SMS, WhatsApp, Telegram, FaceTime, and other services. Just use the international format provided by the formatter, and messaging apps will recognize it correctly.
How do I know if a number is complete?
Phone numbers vary by country in length (typically 7–15 digits total). Most countries display their format as: +[country code] [area code] [local number]. If a call won't connect, verify the area code and local number are correct for that specific city or region.
Can I call without dialing a country code?
No. Country codes are required for all international calls. If you're calling someone in the same country, you typically only need the area code and local number. Dialing the country code from abroad will work, but it's unnecessary for domestic calls.