Below is a list of Castleton on Hudson NY zip codes. For your research we have also included Castleton on Hudson Area Code, Time Zone, UTC and the local Rensselaer County FIPS Code. Each Castleton on Hudson New York zip code has a center Longitude / Latitude point (the Castleton on Hudson center is -73.749603271484 / 42.53150177002). For your convenience we have also indicated if that zip code in Castleton on Hudson observes Daylight Savings time.