| Oristano to Oxford (Alabama) | 4,990.20 mi (8,030.96 km) |
| Oristano to Oxford (Mississippi) | 5,125.41 mi (8,248.55 km) |
| Oristano to Oxford (Ohio) | 4,702.34 mi (7,567.68 km) |
| Oristano to Oxnard (California) | 6,329.59 mi (10,186.49 km) |
| Oristano to Oxon Hill (Maryland) | 4,378.89 mi (7,047.14 km) |
| Oristano to Ozark (Alabama) | 5,068.69 mi (8,157.26 km) |
| Oristano to Ozark (Missouri) | 5,172.61 mi (8,324.51 km) |
| Oristano to Pace (Florida) | 5,175.06 mi (8,328.46 km) |
| Oristano to Pacific Grove (California) | 6,287.04 mi (10,118.02 km) |
| Oristano to Pacifica (California) | 6,248.89 mi (10,056.62 km) |
| Oristano to Paducah (Kentucky) | 4,972.18 mi (8,001.94 km) |
| Oristano to Pahrump (Nevada) | 6,108.33 mi (9,830.41 km) |
| Oristano to Painesville (Ohio) | 4,465.29 mi (7,186.18 km) |
| Oristano to Palatine (Illinois) | 4,741.38 mi (7,630.52 km) |
| Oristano to Palatka (Florida) | 4,952.68 mi (7,970.56 km) |
