Below is a list of Poplar Grove AR zip codes. For your research we have also included Poplar Grove Area Code, Time Zone, UTC and the local Phillips County FIPS Code. Each Poplar Grove Arkansas zip code has a center Longitude / Latitude point (the Poplar Grove center is -90.8797 / 34.5391). For your convenience we have also indicated if that zip code in Poplar Grove observes Daylight Savings time. For more information on Poplar Grove Arkansas you will find helpful business links and searches.