Communauté de communes Vallées et Châteaux

The Communauté de communes Vallées et Châteaux (before 2010: Communauté de communes de la Région du Châtelet-en-Brie) is a former federation of municipalities (communauté de communes) in the Seine-et-Marne department in the Île-de-France region of France. Created in 1973, its seat was in Le Châtelet-en-Brie. It was dissolved in January 2017 when most of its communes joined the new Communauté de communes de la Brie des Rivières et Châteaux.

Composition
The Communauté de communes de la Région du Châtelet-en-Brie included 13 communes:
 * Blandy
 * Le Châtelet-en-Brie
 * Châtillon-la-Borde
 * Crisenoy
 * Échouboulains
 * Les Écrennes
 * Féricy
 * Machault
 * Maincy
 * Moisenay
 * Pamfou
 * Sivry-Courtry
 * Valence-en-Brie