Below is a list of Mason County WV zip codes. For your research we have also included Mason County Area Code, Time Zone, UTC and the local County FIPS Code. Each Mason County West Virginia zip code has a center Longitude / Latitude point (the Mason County center is -82.046798706055 / 38.821098327637). For your convenience we have also indicated if that zip code in Mason County observes Daylight Savings time.