| Hlohovec to Oswego (Illinois) | 4,761.35 mi (7,662.66 km) |
| Hlohovec to Oswego (New York) | 4,243.60 mi (6,829.41 km) |
| Hlohovec to Otsego (Minnesota) | 4,756.57 mi (7,654.96 km) |
| Hlohovec to Ottawa (Illinois) | 4,795.17 mi (7,717.08 km) |
| Hlohovec to Ottawa (Kansas) | 5,162.36 mi (8,308.01 km) |
| Hlohovec to Ottumwa (Iowa) | 4,937.22 mi (7,945.69 km) |
| Hlohovec to Overland (Missouri) | 4,986.18 mi (8,024.47 km) |
| Hlohovec to Overland Park (Kansas) | 5,127.29 mi (8,251.57 km) |
| Hlohovec to Overlea (Maryland) | 4,432.91 mi (7,134.07 km) |
| Hlohovec to Oviedo (Florida) | 5,145.01 mi (8,280.10 km) |
| Hlohovec to Owasso (Oklahoma) | 5,306.16 mi (8,539.44 km) |
| Hlohovec to Owatonna (Minnesota) | 4,804.79 mi (7,732.57 km) |
| Hlohovec to Owensboro (Kentucky) | 4,916.10 mi (7,911.70 km) |
| Hlohovec to Owings Mills (Maryland) | 4,441.43 mi (7,147.79 km) |
| Hlohovec to Owosso (Michigan) | 4,548.21 mi (7,319.63 km) |
