Mauritania Ouguiya (MRO) and Omani Rial (OMR) Currency Exchange Rate Conversion Calculator

This Mauritania Ouguiya and Omani Rial convertor is up to date with exchange rates from October 22, 2025.

Enter the amount to be converted in the box to the left of Mauritania Ouguiya. Use "Swap currencies" to make Omani Rial the default currency. Click on Omani Rials or Mauritania Ouguiyas to convert between that currency and all other currencies.

Mauritania Ouguiya (MRO)	Omani Rial (OMR)

Other countries and currencies

The Mauritania Ouguiya is the currency in Mauritania (MR, MRT). The Omani Rial is the currency in Oman (OM, OMN). The Omani Rial is also known as the Omani Riyal. The symbol for MRO can be written UM. The symbol for OMR can be written RO. The Mauritania Ouguiya is divided into 5 khoums. The Omani Rial is divided into 1000 baizas. The exchange rate for the Mauritania Ouguiya was last updated on June 5, 2023 from MSN. The exchange rate for the Omani Rial was last updated on October 22, 2025 from The International Monetary Fund. The MRO conversion factor has 3 significant digits. The OMR conversion factor has 6 significant digits.