| Oberriet to Olympia Heights (Florida) | 4,928.60 mi (7,931.82 km) |
| Oberriet to Omaha (Nebraska) | 4,812.98 mi (7,745.75 km) |
| Oberriet to On Top of the World Designated Place (Florida) | 4,851.68 mi (7,808.03 km) |
| Oberriet to Onalaska (Wisconsin) | 4,509.98 mi (7,258.11 km) |
| Oberriet to Oneida (New York) | 3,944.85 mi (6,348.62 km) |
| Oberriet to Oneonta (New York) | 3,946.08 mi (6,350.61 km) |
| Oberriet to Ontario (California) | 5,932.95 mi (9,548.16 km) |
| Oberriet to Ontario (Oregon) | 5,337.67 mi (8,590.15 km) |
| Oberriet to Opa-locka (Florida) | 4,916.40 mi (7,912.18 km) |
| Oberriet to Opelika (Alabama) | 4,813.27 mi (7,746.22 km) |
| Oberriet to Opelousas (Louisiana) | 5,195.73 mi (8,361.71 km) |
| Oberriet to Orange (California) | 5,953.31 mi (9,580.93 km) |
| Oberriet to Orange (Texas) | 5,284.41 mi (8,504.44 km) |
| Oberriet to Orange City (Florida) | 4,816.34 mi (7,751.16 km) |
| Oberriet to Orangeburg (South Carolina) | 4,583.34 mi (7,376.18 km) |
