Below is a list of Saint Clairsville OH zip codes. For your research we have also included Saint Clairsville Area Code, Time Zone, UTC and the local Belmont County FIPS Code. Each Saint Clairsville Ohio zip code has a center Longitude / Latitude point (the Saint Clairsville center is -80.900299072266 / 40.079399108887). For your convenience we have also indicated if that zip code in Saint Clairsville observes Daylight Savings time.