| Colleferro to Odessa (Texas) | 5,900.79 mi (9,496.41 km) |
| Colleferro to Ogden (Utah) | 5,754.52 mi (9,261.00 km) |
| Colleferro to Oildale (California) | 6,302.99 mi (10,143.68 km) |
| Colleferro to Ojus (Florida) | 5,201.07 mi (8,370.32 km) |
| Colleferro to Okemos (Michigan) | 4,672.89 mi (7,520.30 km) |
| Colleferro to Oklahoma City (Oklahoma) | 5,529.68 mi (8,899.16 km) |
| Colleferro to Okmulgee (Oklahoma) | 5,462.14 mi (8,790.46 km) |
| Colleferro to Olathe (Kansas) | 5,259.22 mi (8,463.90 km) |
| Colleferro to Old Jamestown (Missouri) | 5,079.53 mi (8,174.71 km) |
| Colleferro to Oldsmar (Florida) | 5,227.20 mi (8,412.37 km) |
| Colleferro to Olean (New York) | 4,449.46 mi (7,160.72 km) |
| Colleferro to Olive Branch (Mississippi) | 5,237.38 mi (8,428.75 km) |
| Colleferro to Olivehurst (California) | 6,166.64 mi (9,924.26 km) |
| Colleferro to Olney (Maryland) | 4,505.34 mi (7,250.65 km) |
| Colleferro to Olympia (Washington) | 5,734.67 mi (9,229.05 km) |
