Below is a list of Geddes SD zip codes. For your research we have also included Geddes Area Code, Time Zone, UTC and the local Charles Mix County FIPS Code. Each Geddes South Dakota zip code has a center Longitude / Latitude point (the Geddes center is -98.706802368164 / 43.253398895264). For your convenience we have also indicated if that zip code in Geddes observes Daylight Savings time.