Below is a list of Richey MT zip codes. For your research we have also included Richey Area Code, Time Zone, UTC and the local Dawson County FIPS Code. Each Richey Montana zip code has a center Longitude / Latitude point (the Richey center is -105.07099914551 / 47.645599365234). For your convenience we have also indicated if that zip code in Richey observes Daylight Savings time.