| La Calamine to Oswego (Illinois) | 4,241.66 mi (6,826.28 km) |
| La Calamine to Oswego (New York) | 3,709.32 mi (5,969.57 km) |
| La Calamine to Otsego (Minnesota) | 4,257.94 mi (6,852.50 km) |
| La Calamine to Ottawa (Illinois) | 4,275.58 mi (6,880.89 km) |
| La Calamine to Ottawa (Kansas) | 4,649.18 mi (7,482.12 km) |
| La Calamine to Ottumwa (Iowa) | 4,423.96 mi (7,119.67 km) |
| La Calamine to Overland (Missouri) | 4,463.29 mi (7,182.98 km) |
| La Calamine to Overland Park (Kansas) | 4,613.55 mi (7,424.78 km) |
| La Calamine to Overlea (Maryland) | 3,891.24 mi (6,262.34 km) |
| La Calamine to Oviedo (Florida) | 4,596.24 mi (7,396.94 km) |
| La Calamine to Owasso (Oklahoma) | 4,788.84 mi (7,706.89 km) |
| La Calamine to Owatonna (Minnesota) | 4,301.74 mi (6,922.97 km) |
| La Calamine to Owensboro (Kentucky) | 4,385.61 mi (7,057.96 km) |
| La Calamine to Owings Mills (Maryland) | 3,900.12 mi (6,276.64 km) |
| La Calamine to Owosso (Michigan) | 4,024.33 mi (6,476.53 km) |
