Below is a list of Alva WY zip codes. For your research we have also included Alva Area Code, Time Zone, UTC and the local Crook County FIPS Code. Each Alva Wyoming zip code has a center Longitude / Latitude point (the Alva center is -104.44000244141 / 44.694301605225). For your convenience we have also indicated if that zip code in Alva observes Daylight Savings time.