Below is a list of Mount Sinai NY zip codes. For your research we have also included Mount Sinai Area Code, Time Zone, UTC and the local Suffolk County FIPS Code. Each Mount Sinai New York zip code has a center Longitude / Latitude point (the Mount Sinai center is -73.013801574707 / 40.937099456787). For your convenience we have also indicated if that zip code in Mount Sinai observes Daylight Savings time.