Below is a list of Highland Lake NY zip codes. For your research we have also included Highland Lake Area Code, Time Zone, UTC and the local Sullivan County FIPS Code. Each Highland Lake New York zip code has a center Longitude / Latitude point (the Highland Lake center is -74.849403381348 / 41.521598815918). For your convenience we have also indicated if that zip code in Highland Lake observes Daylight Savings time.