| Prerov to Oswego (Illinois) | 4,704.10 mi (7,570.52 km) |
| Prerov to Oswego (New York) | 4,190.72 mi (6,744.32 km) |
| Prerov to Otsego (Minnesota) | 4,695.24 mi (7,556.25 km) |
| Prerov to Ottawa (Illinois) | 4,737.88 mi (7,624.88 km) |
| Prerov to Ottawa (Kansas) | 5,103.52 mi (8,213.32 km) |
| Prerov to Ottumwa (Iowa) | 4,878.48 mi (7,851.16 km) |
| Prerov to Overland (Missouri) | 4,929.62 mi (7,933.46 km) |
| Prerov to Overland Park (Kansas) | 5,068.58 mi (8,157.09 km) |
| Prerov to Overlea (Maryland) | 4,383.06 mi (7,053.86 km) |
| Prerov to Oviedo (Florida) | 5,100.03 mi (8,207.71 km) |
| Prerov to Owasso (Oklahoma) | 5,248.16 mi (8,446.10 km) |
| Prerov to Owatonna (Minnesota) | 4,744.18 mi (7,635.02 km) |
| Prerov to Owensboro (Kentucky) | 4,861.72 mi (7,824.18 km) |
| Prerov to Owings Mills (Maryland) | 4,391.40 mi (7,067.28 km) |
| Prerov to Owosso (Michigan) | 4,492.07 mi (7,229.29 km) |
