| Monte di Procida to Oakley (California) | 6,317.67 mi (10,167.30 km) |
| Monte di Procida to Oakton (Virginia) | 4,605.16 mi (7,411.29 km) |
| Monte di Procida to Oakville (Missouri) | 5,180.59 mi (8,337.35 km) |
| Monte di Procida to Oatfield (Oregon) | 5,905.47 mi (9,503.94 km) |
| Monte di Procida to Ocala (Florida) | 5,229.69 mi (8,416.37 km) |
| Monte di Procida to Ocean Acres (New Jersey) | 4,438.04 mi (7,142.34 km) |
| Monte di Procida to Ocean City (New Jersey) | 4,470.29 mi (7,194.23 km) |
| Monte di Procida to Ocean Pines (Maryland) | 4,528.47 mi (7,287.87 km) |
| Monte di Procida to Ocean Pointe (Hawaii) | 8,115.02 mi (13,059.87 km) |
| Monte di Procida to Ocean Springs (Mississippi) | 5,479.00 mi (8,817.60 km) |
| Monte di Procida to Oceanside (California) | 6,457.67 mi (10,392.61 km) |
| Monte di Procida to Oceanside (New York) | 4,376.33 mi (7,043.02 km) |
| Monte di Procida to Ocoee (Florida) | 5,226.65 mi (8,411.48 km) |
| Monte di Procida to Oconomowoc (Wisconsin) | 4,902.11 mi (7,889.19 km) |
| Monte di Procida to Odenton (Maryland) | 4,571.29 mi (7,356.78 km) |
