Post Riverside, ATLANTA, GA, 30327. Bedrooms: 1-4. Post Riverside we've created a pocket of small town life in one of Atlanta's busiest and most exciting areas. Residents live just minutes from historic Vinings downtown Atlanta and the heart of Buckhead. Our most notable difference is our exciting Town Square providing a vibrant center of activity. Come visit or call our Leasing Office for more information about Post Riverside.