Omani Rial (OMR) To United States Dollar (USD) 30 Day HistoryOmani Rial To United States Dollar 30 Day HistoryFeb 26Mar 07Mar 18Mar 28Min = 2.5961 (Mar 08) Avg = 2.59767 Max = 2.5982 (Feb 26)2.582.5882.5962.6042.6122.62OMR/USDCopyright © fxexchangerate.com