La Vallée-du-Richelieu Postal Codes: J0H to J3N | Montérégie, Quebec

Key Facts

La Vallée-du-Richelieu is a regional county municipality (RCM) located in the Montérégie administrative region of southwestern Quebec, Canada. Situated approximately 30 kilometers east of Montreal, this territory spans the Richelieu River valley, from which it derives its name, and covers an area of approximately 588 square kilometers. With a population of around 130,000 residents, La Vallée-du-Richelieu serves as both a residential community for Montreal commuters and an important agricultural and historical region. The RCM is divided into 14 municipalities, including the city of Beloeil, which serves as the administrative seat, along with other notable communities such as Mont-Saint-Hilaire, Otterburn Park, and McMasterville. The region is renowned for its natural beauty, dominated by Mont Saint-Hilaire—a UNESCO-designated biosphere reserve known for its unique biodiversity and hiking trails—and the scenic Richelieu River, which provides recreational opportunities and supports local agriculture. Historically significant as part of New France's early settlements, La Vallée-du-Richelieu preserves numerous heritage sites while balancing urban development with environmental conservation. For residents and visitors seeking postal services, accessing accurate postal code information for its constituent municipalities ensures efficient mail delivery throughout this diverse region.

Neighboring Regions

• Marguerite-D'Youville
• Rouville
• La Haute-Yamaska
• Rouville
• Rougemont
• Mont-Saint-Hilaire
• Otterburn Park
• Saint-Mathieu-de-Beloeil
• Saint-Basile-le-Grand
• Sainte-Julie
• Saint-Bruno-de-Montarville