Iran is divided into 30 provinces ( Persian : Ø Ø Ø Ø Ù ostÄ n , plural Ø Ø Ø Ø Ù â Ù Ø ostÄ nhÄ ) . Each is ruled from a local center . Iran is subdivided into thirty one provinces ( Persian : Ø Ø Ø Ø Ù OstÄ n , plural Ø Ø Ø Ø Ù â Ù Ø OstÄ nhÄ ) , each governed from a local center , usually the largest local city , which is called the capital ( Persian : Markaz ) of that province .