The Condamine post office branch will close for four weeks from Friday, February 12, for renovation work.
Collections will continue at the Monte Carlo post office, Palais de la Scala, 1, avenue Henry Dunant.
The ATM machine outside the post office will continue to operate, while post office bank advisers will continue to welcome clients by appointment on the first floor.
The refurbished post office will reopen on Monday, March 15 at 08:00.