| Prostejov to Odessa (Texas) | 5,701.92 mi (9,176.36 km) |
| Prostejov to Ogden (Utah) | 5,450.11 mi (8,771.11 km) |
| Prostejov to Oildale (California) | 5,985.35 mi (9,632.50 km) |
| Prostejov to Ojus (Florida) | 5,182.35 mi (8,340.19 km) |
| Prostejov to Okemos (Michigan) | 4,501.97 mi (7,245.22 km) |
| Prostejov to Oklahoma City (Oklahoma) | 5,338.17 mi (8,590.96 km) |
| Prostejov to Okmulgee (Oklahoma) | 5,278.49 mi (8,494.91 km) |
| Prostejov to Olathe (Kansas) | 5,061.00 mi (8,144.90 km) |
| Prostejov to Old Jamestown (Missouri) | 4,906.48 mi (7,896.21 km) |
| Prostejov to Oldsmar (Florida) | 5,177.10 mi (8,331.73 km) |
| Prostejov to Olean (New York) | 4,313.53 mi (6,941.96 km) |
| Prostejov to Olive Branch (Mississippi) | 5,094.02 mi (8,198.03 km) |
| Prostejov to Olivehurst (California) | 5,820.32 mi (9,366.90 km) |
| Prostejov to Olney (Maryland) | 4,401.13 mi (7,082.93 km) |
| Prostejov to Olympia (Washington) | 5,352.40 mi (8,613.86 km) |
