Below is a list of Sweetser IN zip codes. For your research we have also included Sweetser Area Code, Time Zone, UTC and the local Grant County FIPS Code. Each Sweetser Indiana zip code has a center Longitude / Latitude point (the Sweetser center is -85.765899658203 / 40.571098327637). For your convenience we have also indicated if that zip code in Sweetser observes Daylight Savings time.