Address Royan Center for Diabetes, Obesity and Metabolism, Neda dead end- South Golzar St., Sanaye St., Sayad Shirazi Highway (North), Tehran, Iran P.O.Box: 1-693-913-741 Phone: 26913661 –26913671– 26913681 – 26913699 Center opening hours: Saturday to Wednesday 8 A.M. to 2:30 P.M Thursday 8 to 12 A.M Instagram WhatsApp WhatsApp Contact Us Name Email Phone Subject Text