Boulainvilliers (French pronunciation: [bulɛ̃vilje]) is a station in line C of the Paris Region's express suburban rail system, the RER.
Boulainvilliers was originally an open air station.
The platforms were covered when the line was converted to the RER C. La Muette on Paris Métro Line 9 is connected to the RER station via an underground passageway.
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