Montreuil-sur-Mer is a railway station on the line from Arras to Étaples via Saint-Pol-sur-Ternoise.
It is located in the commune of Montreuil-sur-Mer in the Pas-de-Calais department, France.
The station is served by TER Hauts-de-France trains between Étaples-Le Touquet and Arras via Saint-Pol-sur-Ternoise.
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