Glencoe is an unincorporated community in southern Fulton County, Arkansas, United States. Glencoe is located at the junction of U.S. Routes 62 and 412 and Arkansas Highway 289, southeast of Salem and north of Horseshoe Bend in Izard County.Arkansas Atlas and Gazetteer, DeLorme, 2nd edition 2002, page = 26 Glencoe has a post office with ZIP code 72539.ZIP Code Lookup
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