Below is a list of Prince William County VA zip codes. For your research we have also included Prince William County Area Code, Time Zone, UTC and the local County FIPS Code. Each Prince William County Virginia zip code has a center Longitude / Latitude point (the Prince William County center is -77.466598510742 / 38.708099365234). For your convenience we have also indicated if that zip code in Prince William County observes Daylight Savings time.