Below is a list of Hammondsville OH zip codes. For your research we have also included Hammondsville Area Code, Time Zone, UTC and the local Jefferson County FIPS Code. Each Hammondsville Ohio zip code has a center Longitude / Latitude point (the Hammondsville center is -80.706901550293 / 40.557201385498). For your convenience we have also indicated if that zip code in Hammondsville observes Daylight Savings time.