| Kemp Mill to Oswego (Illinois) | 622.53 mi (1,001.86 km) |
| Kemp Mill to Oswego (New York) | 305.93 mi (492.34 km) |
| Kemp Mill to Otsego (Minnesota) | 950.32 mi (1,529.39 km) |
| Kemp Mill to Ottawa (Illinois) | 642.60 mi (1,034.17 km) |
| Kemp Mill to Ottawa (Kansas) | 980.83 mi (1,578.49 km) |
| Kemp Mill to Ottumwa (Iowa) | 824.84 mi (1,327.46 km) |
| Kemp Mill to Overland (Missouri) | 717.77 mi (1,155.14 km) |
| Kemp Mill to Overland Park (Kansas) | 947.61 mi (1,525.02 km) |
| Kemp Mill to Overlea (Maryland) | 35.02 mi (56.36 km) |
| Kemp Mill to Oviedo (Florida) | 755.94 mi (1,216.56 km) |
| Kemp Mill to Owasso (Oklahoma) | 1,044.24 mi (1,680.55 km) |
| Kemp Mill to Owatonna (Minnesota) | 905.72 mi (1,457.61 km) |
| Kemp Mill to Owensboro (Kentucky) | 553.51 mi (890.79 km) |
| Kemp Mill to Owings Mills (Maryland) | 28.40 mi (45.70 km) |
| Kemp Mill to Owosso (Michigan) | 462.06 mi (743.61 km) |
