| Oostakker to Romeoville (Illinois) | 4,137.67 mi (6,658.94 km) |
| Oostakker to Romulus (Michigan) | 3,930.65 mi (6,325.77 km) |
| Oostakker to Ronkonkoma (New York) | 3,589.32 mi (5,776.45 km) |
| Oostakker to Roosevelt (New York) | 3,613.37 mi (5,815.15 km) |
| Oostakker to Rosamond (California) | 5,534.14 mi (8,906.33 km) |
| Oostakker to Rosaryville (Maryland) | 3,830.25 mi (6,164.20 km) |
| Oostakker to Roscoe (Illinois) | 4,133.77 mi (6,652.66 km) |
| Oostakker to Rose Hill (Virginia) | 3,840.76 mi (6,181.11 km) |
| Oostakker to Roseburg (Oregon) | 5,190.15 mi (8,352.73 km) |
| Oostakker to Rosedale (California) | 5,533.78 mi (8,905.75 km) |
| Oostakker to Rosedale (Maryland) | 3,792.00 mi (6,102.64 km) |
| Oostakker to Roselle (Illinois) | 4,120.59 mi (6,631.45 km) |
| Oostakker to Roselle (New Jersey) | 3,641.95 mi (5,861.16 km) |
| Oostakker to Roselle Park (New Jersey) | 3,641.67 mi (5,860.70 km) |
| Oostakker to Rosemead (California) | 5,576.36 mi (8,974.28 km) |
