| Joliet to Oswego (Illinois) | 14.93 mi (24.03 km) |
| Joliet to Oswego (New York) | 607.86 mi (978.25 km) |
| Joliet to Otsego (Minnesota) | 377.28 mi (607.17 km) |
| Joliet to Ottawa (Illinois) | 36.80 mi (59.22 km) |
| Joliet to Ottawa (Kansas) | 426.65 mi (686.63 km) |
| Joliet to Ottumwa (Iowa) | 224.33 mi (361.02 km) |
| Joliet to Overland (Missouri) | 227.52 mi (366.15 km) |
| Joliet to Overland Park (Kansas) | 389.81 mi (627.33 km) |
| Joliet to Overlea (Maryland) | 629.00 mi (1,012.28 km) |
| Joliet to Oviedo (Florida) | 971.02 mi (1,562.70 km) |
| Joliet to Owasso (Oklahoma) | 548.41 mi (882.58 km) |
| Joliet to Owatonna (Minnesota) | 312.85 mi (503.49 km) |
| Joliet to Owensboro (Kentucky) | 265.62 mi (427.47 km) |
| Joliet to Owings Mills (Maryland) | 614.07 mi (988.25 km) |
| Joliet to Owosso (Michigan) | 227.36 mi (365.90 km) |
