Below is a list of Speonk NY zip codes. For your research we have also included Speonk Area Code, Time Zone, UTC and the local Suffolk County FIPS Code. Each Speonk New York zip code has a center Longitude / Latitude point (the Speonk center is -72.705299377441 / 40.819499969482). For your convenience we have also indicated if that zip code in Speonk observes Daylight Savings time.