Below is a list of Mellenville NY zip codes. For your research we have also included Mellenville Area Code, Time Zone, UTC and the local Columbia County FIPS Code. Each Mellenville New York zip code has a center Longitude / Latitude point (the Mellenville center is -73.667198181152 / 42.252601623535). For your convenience we have also indicated if that zip code in Mellenville observes Daylight Savings time.