Below is a list of Garland County AR zip codes. For your research we have also included Garland County Area Code, Time Zone, UTC and the local County FIPS Code. Each Garland County Arkansas zip code has a center Longitude / Latitude point (the Garland County center is -93.070999145508 / 34.549900054932). For your convenience we have also indicated if that zip code in Garland County observes Daylight Savings time.