| Oristano to Romeoville (Illinois) | 4,763.12 mi (7,665.50 km) |
| Oristano to Romulus (Michigan) | 4,538.54 mi (7,304.08 km) |
| Oristano to Ronkonkoma (New York) | 4,132.43 mi (6,650.50 km) |
| Oristano to Roosevelt (New York) | 4,157.63 mi (6,691.05 km) |
| Oristano to Rosamond (California) | 6,259.39 mi (10,073.52 km) |
| Oristano to Rosaryville (Maryland) | 4,372.91 mi (7,037.52 km) |
| Oristano to Roscoe (Illinois) | 4,769.39 mi (7,675.60 km) |
| Oristano to Rose Hill (Virginia) | 4,385.19 mi (7,057.28 km) |
| Oristano to Roseburg (Oregon) | 5,958.03 mi (9,588.52 km) |
| Oristano to Rosedale (California) | 6,264.92 mi (10,082.42 km) |
| Oristano to Rosedale (Maryland) | 4,338.40 mi (6,981.97 km) |
| Oristano to Roselle (Illinois) | 4,748.64 mi (7,642.20 km) |
| Oristano to Roselle (New Jersey) | 4,189.53 mi (6,742.39 km) |
| Oristano to Roselle Park (New Jersey) | 4,189.41 mi (6,742.20 km) |
| Oristano to Rosemead (California) | 6,298.15 mi (10,135.90 km) |
