Omani Rial (OMR) To United States Dollar (USD) 365 Day HistoryOmani Rial To United States Dollar 365 Day HistoryMar 28Jul 28Nov 27Min = 2.5777 (Apr 10) Avg = 2.59799 Max = 2.6155 (Apr 08)2.572.582.592.62.612.622.63OMR/USDCopyright © fxexchangerate.com