| Cornelius to Oswego (Illinois) | 588.05 mi (946.37 km) |
| Cornelius to Oswego (New York) | 598.56 mi (963.29 km) |
| Cornelius to Otsego (Minnesota) | 950.43 mi (1,529.57 km) |
| Cornelius to Ottawa (Illinois) | 591.30 mi (951.61 km) |
| Cornelius to Ottawa (Kansas) | 821.16 mi (1,321.52 km) |
| Cornelius to Ottumwa (Iowa) | 733.11 mi (1,179.82 km) |
| Cornelius to Overland (Missouri) | 568.05 mi (914.18 km) |
| Cornelius to Overland Park (Kansas) | 794.84 mi (1,279.17 km) |
| Cornelius to Overlea (Maryland) | 359.97 mi (579.32 km) |
| Cornelius to Oviedo (Florida) | 471.17 mi (758.27 km) |
| Cornelius to Owasso (Oklahoma) | 837.99 mi (1,348.61 km) |
| Cornelius to Owatonna (Minnesota) | 883.99 mi (1,422.65 km) |
| Cornelius to Owensboro (Kentucky) | 380.06 mi (611.65 km) |
| Cornelius to Owings Mills (Maryland) | 352.64 mi (567.51 km) |
| Cornelius to Owosso (Michigan) | 548.76 mi (883.15 km) |
