| South Sudan | South Sudanese pound |  |  |  | 
          
                | São Tomé and Príncipe | São Tomé and Príncipe dobra |  |  |  | 
          
                | Suriname | Surinamese dollar |  |  |  | 
          
                | Western Sahara | Mauritanian Ouguiya |  |  |  | 
          
                | Mauritania | Mauritanian Ouguiya |  |  |  | 
          
                | Mauritius | Mauritian rupee |  |  |  | 
          
                | Maldives | Maldivian rufiyaa |  |  |  | 
          
                | Malawi | Malawian kwacha |  |  |  | 
          
                | Mexico | Mexican peso |  |  |  | 
          
                | Malaysia | Malaysian ringgit |  |  |  |