Below is a list of Joppa IL zip codes. For your research we have also included Joppa Area Code, Time Zone, UTC and the local Massac County FIPS Code. Each Joppa Illinois zip code has a center Longitude / Latitude point (the Joppa center is -88.843597412109 / 37.20650100708). For your convenience we have also indicated if that zip code in Joppa observes Daylight Savings time.