Below is a list of Grovertown IN zip codes. For your research we have also included Grovertown Area Code, Time Zone, UTC and the local Starke County FIPS Code. Each Grovertown Indiana zip code has a center Longitude / Latitude point (the Grovertown center is -86.507301330566 / 41.371700286865). For your convenience we have also indicated if that zip code in Grovertown observes Daylight Savings time.