The main post office, Bureau de Poste, is open Monday through Friday, 7:00 to 19:00, and Saturdays from 7:00 to 17:00.
Address: 25, rue Aldringen
Telephone: 4765 4451
For guidelines on how to write an address, use the official guidelines.
Stamps are sold individually or in sets of 10 or 20 stamps. Postocollants are sold in rolls of 100 adhesive stamps. Red stamps indicate letter that are sent within Luxembourg. Blue stamps are for mail directed within the EU. The Post code finder is helpful when mailing within Luxembourg.