What is Boulogne-Billancourt?
[[Image:Boulogne streets.JPG|thumb|300px|A street in Boulogne-Billancourt]] [[Image:Blason ville boulogne billancourt.svg|right|90px]] '''Boulogne-Billancourt''' (often called '''Boulogne''' or '''Boulbi''') is a town in the western suburbs of [[Paris]] in [[France]]. Boulogne-Billancourt is a [[sub-prefecture]] of the [[Hauts-de-Seine]] département. It is in the [[Île-de-France]] region. Its population is around 106,000. Its land area is 6.17&nbsp;km². Its population density is 17,877/km². Boulogne-Billancourt is one of the most densely populated municipalities in [[Europe]]. Several major communication companies headquarters are in Boulbi. The hospital [[Ambroise-Paré Hospital]] is in the city and one campus of the [[École supérieure des sciences commerciales d'Angers]]. {{Paris Metropolitan Area}} {{Cities in France}} {{1900 Summer Olympic venues}} {{Authority control}} {{France-geo-stub}} [[Category:Boulogne-Billancourt| ]]