Below is a list of Saint Stephens WY zip codes. For your research we have also included Saint Stephens Area Code, Time Zone, UTC and the local Fremont County FIPS Code. Each Saint Stephens Wyoming zip code has a center Longitude / Latitude point (the Saint Stephens center is -108.41999816895 / 42.983699798584). For your convenience we have also indicated if that zip code in Saint Stephens observes Daylight Savings time.