| Westerstede to Olympia Heights (Florida) | 4,742.75 mi (7,632.72 km) |
| Westerstede to Omaha (Nebraska) | 4,503.09 mi (7,247.03 km) |
| Westerstede to On Top of the World Designated Place (Florida) | 4,641.44 mi (7,469.68 km) |
| Westerstede to Onalaska (Wisconsin) | 4,204.34 mi (6,766.24 km) |
| Westerstede to Oneida (New York) | 3,690.12 mi (5,938.67 km) |
| Westerstede to Oneonta (New York) | 3,696.69 mi (5,949.25 km) |
| Westerstede to Ontario (California) | 5,580.52 mi (8,980.99 km) |
| Westerstede to Ontario (Oregon) | 4,967.46 mi (7,994.36 km) |
| Westerstede to Opa-locka (Florida) | 4,730.10 mi (7,612.37 km) |
| Westerstede to Opelika (Alabama) | 4,574.29 mi (7,361.61 km) |
| Westerstede to Opelousas (Louisiana) | 4,939.41 mi (7,949.21 km) |
| Westerstede to Orange (California) | 5,600.77 mi (9,013.56 km) |
| Westerstede to Orange (Texas) | 5,023.13 mi (8,083.95 km) |
| Westerstede to Orange City (Florida) | 4,611.20 mi (7,421.00 km) |
| Westerstede to Orangeburg (South Carolina) | 4,358.39 mi (7,014.16 km) |
