LU Luxembourg Major Regions Postal Code Details
📋 Luxembourg Address and Delivery Guidance
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
Editorial and service accountability
This postal-code reference is maintained by the 56ok.com logistics-content team for international shipping preparation. It is reviewed against publicly available postal-operator information; it is not an official postal authority and does not replace carrier or customs instructions.
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📮Luxembourg Postal FAQ and delivery guidance
📮 What is the format of Luxembourg postal codes?
Luxembourg uses 4-digit numeric codes (e.g., 1234) without letters. This format is uniform nationwide with no regional prefixes.
🌍 Are extra details needed for international mail to Luxembourg?
Yes. Always include "LUXEMBOURG" in English at the address end (e.g., ...L-1234, Luxembourg). Adding "L-" before the postcode is optional but recommended.
🔍 How to find a postal code for a specific address?
Use the postcode lookup tool on Luxembourg Post's website (post.lu) by entering the street name and city.
⚠️ Will an incorrect postcode delay delivery?
Yes. Errors may cause 1-3 day delays. Postal workers will attempt manual sorting based on the address, but accuracy is crucial.
📬 How large is a single postcode area?
Extremely small. Each code typically covers one street or a single large building (e.g., mall, university) for precise delivery.