Below is a list of Olathe CO zip codes. For your research we have also included Olathe Area Code, Time Zone, UTC and the local Montrose County FIPS Code. Each Olathe Colorado zip code has a center Longitude / Latitude point (the Olathe center is -107.97799682617 / 38.605201721191). For your convenience we have also indicated if that zip code in Olathe observes Daylight Savings time.