Flag of Luxembourg and fr-LU

Locale Code: fr-LU

The locale code represents French language in Luxembourg.

See all locale codes


General information related to the locale code

Comprehensive fr-LU locale data for Luxembourg
Country NameLuxembourg
Country Name (Local)Luxembourg/Lëtzebuerg
Country Flag🇱🇺
Country Area2586 km2
Country Code (ISO 3166-1)LU
Language NameFrench
Language Name (Local)français
Language Code (ISO 639-1)fr
RegionWestern Europe
Capital NameLuxembourg
Capital Latitude49.61167
Capital Longitude6.13
Postal Code Format####
Postal Code Regex^(\d{4})$


The currency used for the locale code fr-LU is Euro.

Currency information for Luxembourg and fr-LU locale
Currency NameEuro
Currency Name (Local)Euro
Currency CodeEUR
Currency Symbol
Currency Numeric978
Currency Subunit Value100
Currency Subunit NameCent


Luxembourg has one timezone with UTC offset UTC+01:00.



Luxembourg shares borders with 3 countries and it's landlocked.

Flag of Belgium
Flag of France
Flag of Germany
Ready to say

Greet your customers
in their mother language

Start 14-day trial
No credit card required
country flags

What is 'fr-LU' locale code?

Every locale code is a unique identifier for a specific language and country (or region). It is used in software development to localize applications and websites. Locale code is a combination of ISO 639-1 language code and ISO 3166-1 country code. For example, fr_LU is a locale code for French language in Luxembourg. Locale codes are used to define the language and country settings for date, time, currency, and number formatting. They are also used to translate user interfaces and messages in software applications. Locale codes are essential for building multilingual and internationalized software products. They are used in programming languages, frameworks, and libraries to provide internationalization and localization features. Locale codes are also used in databases, operating systems, and web browsers to provide language and country-specific settings. Locale codes are standardized by the International Organization for Standardization (ISO) and are widely used in software development.