| Sint-Lievens-Houtem to Oswego (Illinois) | 4,154.29 mi (6,685.68 km) |
| Sint-Lievens-Houtem to Oswego (New York) | 3,619.06 mi (5,824.32 km) |
| Sint-Lievens-Houtem to Otsego (Minnesota) | 4,174.77 mi (6,718.65 km) |
| Sint-Lievens-Houtem to Ottawa (Illinois) | 4,188.23 mi (6,740.30 km) |
| Sint-Lievens-Houtem to Ottawa (Kansas) | 4,562.98 mi (7,343.40 km) |
| Sint-Lievens-Houtem to Ottumwa (Iowa) | 4,337.82 mi (6,981.04 km) |
| Sint-Lievens-Houtem to Overland (Missouri) | 4,375.22 mi (7,041.24 km) |
| Sint-Lievens-Houtem to Overland Park (Kansas) | 4,527.25 mi (7,285.90 km) |
| Sint-Lievens-Houtem to Overlea (Maryland) | 3,799.34 mi (6,114.44 km) |
| Sint-Lievens-Houtem to Oviedo (Florida) | 4,502.66 mi (7,246.33 km) |
| Sint-Lievens-Houtem to Owasso (Oklahoma) | 4,701.78 mi (7,566.78 km) |
| Sint-Lievens-Houtem to Owatonna (Minnesota) | 4,217.67 mi (6,787.68 km) |
| Sint-Lievens-Houtem to Owensboro (Kentucky) | 4,296.01 mi (6,913.76 km) |
| Sint-Lievens-Houtem to Owings Mills (Maryland) | 3,808.30 mi (6,128.87 km) |
| Sint-Lievens-Houtem to Owosso (Michigan) | 3,936.18 mi (6,334.67 km) |
