| Mariano Comense to Oakley (California) | 5,900.03 mi (9,495.19 km) |
| Mariano Comense to Oakton (Virginia) | 4,224.46 mi (6,798.62 km) |
| Mariano Comense to Oakville (Missouri) | 4,782.93 mi (7,697.38 km) |
| Mariano Comense to Oatfield (Oregon) | 5,489.62 mi (8,834.69 km) |
| Mariano Comense to Ocala (Florida) | 4,867.25 mi (7,833.09 km) |
| Mariano Comense to Ocean Acres (New Jersey) | 4,059.55 mi (6,533.21 km) |
| Mariano Comense to Ocean City (New Jersey) | 4,092.68 mi (6,586.53 km) |
| Mariano Comense to Ocean Pines (Maryland) | 4,152.57 mi (6,682.92 km) |
| Mariano Comense to Ocean Pointe (Hawaii) | 7,737.40 mi (12,452.14 km) |
| Mariano Comense to Ocean Springs (Mississippi) | 5,100.11 mi (8,207.84 km) |
| Mariano Comense to Oceanside (California) | 6,041.41 mi (9,722.71 km) |
| Mariano Comense to Oceanside (New York) | 3,996.22 mi (6,431.30 km) |
| Mariano Comense to Ocoee (Florida) | 4,867.31 mi (7,833.18 km) |
| Mariano Comense to Oconomowoc (Wisconsin) | 4,498.67 mi (7,239.91 km) |
| Mariano Comense to Odenton (Maryland) | 4,191.03 mi (6,744.81 km) |
