Luxembourg business phone number
A landline with no area code, for companies entered in the Luxembourg register.
Local and mobile, document by document
Required documents, local and mobile
Luxembourg local number
+352 · For businesses only
Required address
Address in Luxembourg
The company’s address must be in Luxembourg.
To provide
- Trade and Companies Register (RCS) extractDocumentIt proves the company exists.
- Proof of address in LuxembourgDocumentAny of: the RCS extract if it shows this address, an energy, water or telecom bill, a tax notice, a rent receipt or a property deed.
Luxembourg mobile number
+352 · For businesses only
No Luxembourg mobile number is offered. The landline number, with no area code, covers the whole country.
Indicative list updated on 15 October 2026. Requirements are set by each country’s authorities and may change; the exact list is confirmed when you order the number.
Getting a Luxembourg virtual phone number for your business
A financial centre at the heart of the Greater Region, Luxembourg is home to European headquarters and investment funds. A +352 number reassures contacts used to calls from all over Europe.
The country has no area codes: a single numbering plan covers the whole territory. You do, however, need an address in Luxembourg, proven by the extract from the Trade and Companies Register (RCS) or by a bill.
Only landline numbers are offered in Luxembourg. For prospecting, that is enough: your prospects see a national number.
Country code and number format
- Local (landline)
- +352 +352, with no area code: the number follows directly and its length varies, usually 6 to 8 digits. Example: +352 27 12 34.
- Mobile Not available
- +352 +352 6, then 8 digits.
What you need to know
The Luxembourg RCS
The Trade and Companies Register, kept by Luxembourg Business Registers, issues the extract that proves the company exists and its address.
Three working languages
French, German and Luxembourgish are the official languages; English dominates in finance. French opens most doors.
No mobile
No Luxembourg mobile number is offered: a landline is the only option.
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