Below is a list of Greencastle IN zip codes. For your research we have also included Greencastle Area Code, Time Zone, UTC and the local Putnam County FIPS Code. Each Greencastle Indiana zip code has a center Longitude / Latitude point (the Greencastle center is -86.843002319336 / 39.645698547363). For your convenience we have also indicated if that zip code in Greencastle observes Daylight Savings time.