Below is a list of Greenbrier AR zip codes. For your research we have also included Greenbrier Area Code, Time Zone, UTC and the local Faulkner County FIPS Code. Each Greenbrier Arkansas zip code has a center Longitude / Latitude point (the Greenbrier center is -92.38809967041 / 35.227600097656). For your convenience we have also indicated if that zip code in Greenbrier observes Daylight Savings time.