| Cave Spring to Oswego (Illinois) | 540.30 mi (869.52 km) |
| Cave Spring to Oswego (New York) | 468.04 mi (753.23 km) |
| Cave Spring to Otsego (Minnesota) | 897.23 mi (1,443.95 km) |
| Cave Spring to Ottawa (Illinois) | 550.78 mi (886.40 km) |
| Cave Spring to Ottawa (Kansas) | 836.07 mi (1,345.52 km) |
| Cave Spring to Ottumwa (Iowa) | 714.25 mi (1,149.47 km) |
| Cave Spring to Overland (Missouri) | 573.21 mi (922.48 km) |
| Cave Spring to Overland Park (Kansas) | 805.95 mi (1,297.06 km) |
| Cave Spring to Overlea (Maryland) | 240.07 mi (386.35 km) |
| Cave Spring to Oviedo (Florida) | 595.87 mi (958.97 km) |
| Cave Spring to Owasso (Oklahoma) | 877.32 mi (1,411.92 km) |
| Cave Spring to Owatonna (Minnesota) | 838.28 mi (1,349.08 km) |
| Cave Spring to Owensboro (Kentucky) | 391.42 mi (629.92 km) |
| Cave Spring to Owings Mills (Maryland) | 230.63 mi (371.17 km) |
| Cave Spring to Owosso (Michigan) | 455.34 mi (732.80 km) |
