Countries and Calling Codes

A custom countries.json file can add, change, or remove the countries that appear in menus within WHMCS and their calling codes.


The Localisation tab allows you to configure settings for the localization system.


The localization system allows WHMCS to display in WHMCS's many supported languages.

Customize Text

You can customize text in WHMCS using the localization system.

Enable the Language Menu

You can choose whether to allow customers to select the language that they see in the Client Area from a list of WHMCS's supported languages.

Set the Default Locale

You can choose the default country and language for your customers. WHMCS includes many supported languages.