Below is a list of Greenvale NY zip codes. For your research we have also included Greenvale Area Code, Time Zone, UTC and the local Nassau County FIPS Code. Each Greenvale New York zip code has a center Longitude / Latitude point (the Greenvale center is -73.628196716309 / 40.809600830078). For your convenience we have also indicated if that zip code in Greenvale observes Daylight Savings time.