Below is a list of Donnellson IL zip codes. For your research we have also included Donnellson Area Code, Time Zone, UTC and the local Montgomery County FIPS Code. Each Donnellson Illinois zip code has a center Longitude / Latitude point (the Donnellson center is -89.47339630127 / 39.027698516846). For your convenience we have also indicated if that zip code in Donnellson observes Daylight Savings time.