Below is a list of Ranchester WY zip codes. For your research we have also included Ranchester Area Code, Time Zone, UTC and the local Sheridan County FIPS Code. Each Ranchester Wyoming zip code has a center Longitude / Latitude point (the Ranchester center is -107.16500091553 / 44.908798217773). For your convenience we have also indicated if that zip code in Ranchester observes Daylight Savings time.