Below is a list of Columbia City IN zip codes. For your research we have also included Columbia City Area Code, Time Zone, UTC and the local Whitley County FIPS Code. Each Columbia City Indiana zip code has a center Longitude / Latitude point (the Columbia City center is -85.477699279785 / 41.15710067749). For your convenience we have also indicated if that zip code in Columbia City observes Daylight Savings time.