| Cervia to Odessa (Texas) | 5,764.31 mi (9,276.76 km) |
| Cervia to Ogden (Utah) | 5,597.40 mi (9,008.14 km) |
| Cervia to Oildale (California) | 6,144.18 mi (9,888.11 km) |
| Cervia to Ojus (Florida) | 5,106.52 mi (8,218.15 km) |
| Cervia to Okemos (Michigan) | 4,540.35 mi (7,306.99 km) |
| Cervia to Oklahoma City (Oklahoma) | 5,394.19 mi (8,681.10 km) |
| Cervia to Okmulgee (Oklahoma) | 5,328.23 mi (8,574.95 km) |
| Cervia to Olathe (Kansas) | 5,121.86 mi (8,242.84 km) |
| Cervia to Old Jamestown (Missouri) | 4,947.27 mi (7,961.86 km) |
| Cervia to Oldsmar (Florida) | 5,124.51 mi (8,247.10 km) |
| Cervia to Olean (New York) | 4,324.27 mi (6,959.25 km) |
| Cervia to Olive Branch (Mississippi) | 5,112.05 mi (8,227.06 km) |
| Cervia to Olivehurst (California) | 6,003.09 mi (9,661.04 km) |
| Cervia to Olney (Maryland) | 4,387.69 mi (7,061.30 km) |
| Cervia to Olympia (Washington) | 5,565.69 mi (8,957.12 km) |
