Below is a list of Hannawa Falls NY zip codes. For your research we have also included Hannawa Falls Area Code, Time Zone, UTC and the local Saint Lawrence County FIPS Code. Each Hannawa Falls New York zip code has a center Longitude / Latitude point (the Hannawa Falls center is -74.970703125 / 44.612400054932). For your convenience we have also indicated if that zip code in Hannawa Falls observes Daylight Savings time.