This section of Greenwich has its own zip code, as well as a firehouse.
Welcome to Cos Cob
Located on the Western side of the mouth of the Mianus River. The American Impressionist Cos Cob Art Colony flourished in the 19th and 20 centuries. This section of Greenwich has its own zip code, as well as a firehouse, post office, elementary school, and Metro North Railroad station. It boasts many public green spaces including the beautiful Montgomery Pinetum Park – all contributing to its tranquil, rural setting.