Below is a list of Osborn MO zip codes. For your research we have also included Osborn Area Code, Time Zone, UTC and the local Dekalb County FIPS Code. Each Osborn Missouri zip code has a center Longitude / Latitude point (the Osborn center is -94.356498718262 / 39.750598907471). For your convenience we have also indicated if that zip code in Osborn observes Daylight Savings time.