Below is a list of Ardsley on Hudson NY zip codes. For your research we have also included Ardsley on Hudson Area Code, Time Zone, UTC and the local Westchester County FIPS Code. Each Ardsley on Hudson New York zip code has a center Longitude / Latitude point (the Ardsley on Hudson center is -73.868896484375 / 41.023998260498). For your convenience we have also indicated if that zip code in Ardsley on Hudson observes Daylight Savings time.