| Danville to Oswego (Illinois) | 1,794.99 mi (2,888.75 km) |
| Danville to Oswego (New York) | 2,385.69 mi (3,839.40 km) |
| Danville to Otsego (Minnesota) | 1,544.40 mi (2,485.48 km) |
| Danville to Ottawa (Illinois) | 1,770.86 mi (2,849.92 km) |
| Danville to Ottawa (Kansas) | 1,445.87 mi (2,326.90 km) |
| Danville to Ottumwa (Iowa) | 1,585.19 mi (2,551.12 km) |
| Danville to Overland (Missouri) | 1,707.13 mi (2,747.37 km) |
| Danville to Overland Park (Kansas) | 1,474.70 mi (2,373.30 km) |
| Danville to Overlea (Maryland) | 2,430.93 mi (3,912.20 km) |
| Danville to Oviedo (Florida) | 2,419.73 mi (3,894.18 km) |
| Danville to Owasso (Oklahoma) | 1,440.54 mi (2,318.33 km) |
| Danville to Owatonna (Minnesota) | 1,552.24 mi (2,498.09 km) |
| Danville to Owensboro (Kentucky) | 1,891.90 mi (3,044.72 km) |
| Danville to Owings Mills (Maryland) | 2,415.95 mi (3,888.09 km) |
| Danville to Owosso (Michigan) | 2,003.10 mi (3,223.67 km) |
