| Campogalliano to Oakley (California) | 6,004.62 mi (9,663.50 km) |
| Campogalliano to Oakton (Virginia) | 4,329.17 mi (6,967.12 km) |
| Campogalliano to Oakville (Missouri) | 4,889.68 mi (7,869.18 km) |
| Campogalliano to Oatfield (Oregon) | 5,591.98 mi (8,999.43 km) |
| Campogalliano to Ocala (Florida) | 4,969.29 mi (7,997.31 km) |
| Campogalliano to Ocean Acres (New Jersey) | 4,163.92 mi (6,701.18 km) |
| Campogalliano to Ocean City (New Jersey) | 4,196.92 mi (6,754.30 km) |
| Campogalliano to Ocean Pines (Maryland) | 4,256.57 mi (6,850.29 km) |
| Campogalliano to Ocean Pointe (Hawaii) | 7,823.05 mi (12,589.98 km) |
| Campogalliano to Ocean Springs (Mississippi) | 5,204.68 mi (8,376.13 km) |
| Campogalliano to Oceanside (California) | 6,147.85 mi (9,894.01 km) |
| Campogalliano to Oceanside (New York) | 4,100.81 mi (6,599.62 km) |
| Campogalliano to Ocoee (Florida) | 4,968.85 mi (7,996.59 km) |
| Campogalliano to Oconomowoc (Wisconsin) | 4,605.84 mi (7,412.38 km) |
| Campogalliano to Odenton (Maryland) | 4,295.67 mi (6,913.21 km) |
