| Colfontaine to Odessa (Texas) | 5,193.47 mi (8,358.09 km) |
| Colfontaine to Ogden (Utah) | 5,016.01 mi (8,072.49 km) |
| Colfontaine to Oildale (California) | 5,563.20 mi (8,953.10 km) |
| Colfontaine to Ojus (Florida) | 4,602.03 mi (7,406.25 km) |
| Colfontaine to Okemos (Michigan) | 3,975.16 mi (6,397.40 km) |
| Colfontaine to Oklahoma City (Oklahoma) | 4,824.68 mi (7,764.57 km) |
| Colfontaine to Okmulgee (Oklahoma) | 4,760.49 mi (7,661.27 km) |
| Colfontaine to Olathe (Kansas) | 4,550.70 mi (7,323.64 km) |
| Colfontaine to Old Jamestown (Missouri) | 4,381.87 mi (7,051.94 km) |
| Colfontaine to Oldsmar (Florida) | 4,604.43 mi (7,410.11 km) |
| Colfontaine to Olean (New York) | 3,769.25 mi (6,066.02 km) |
| Colfontaine to Olive Branch (Mississippi) | 4,555.28 mi (7,331.01 km) |
| Colfontaine to Olivehurst (California) | 5,424.86 mi (8,730.47 km) |
| Colfontaine to Olney (Maryland) | 3,844.07 mi (6,186.43 km) |
| Colfontaine to Olympia (Washington) | 4,995.20 mi (8,039.00 km) |
