| Mendrisio to Oakley (California) | 5,885.04 mi (9,471.05 km) |
| Mendrisio to Oakton (Virginia) | 4,210.61 mi (6,776.32 km) |
| Mendrisio to Oakville (Missouri) | 4,768.48 mi (7,674.13 km) |
| Mendrisio to Oatfield (Oregon) | 5,474.74 mi (8,810.74 km) |
| Mendrisio to Ocala (Florida) | 4,854.00 mi (7,811.76 km) |
| Mendrisio to Ocean Acres (New Jersey) | 4,045.78 mi (6,511.05 km) |
| Mendrisio to Ocean City (New Jersey) | 4,078.94 mi (6,564.41 km) |
| Mendrisio to Ocean Pines (Maryland) | 4,138.88 mi (6,660.89 km) |
| Mendrisio to Ocean Pointe (Hawaii) | 7,724.01 mi (12,430.60 km) |
| Mendrisio to Ocean Springs (Mississippi) | 5,086.29 mi (8,185.59 km) |
| Mendrisio to Oceanside (California) | 6,026.41 mi (9,698.57 km) |
| Mendrisio to Oceanside (New York) | 3,982.39 mi (6,409.05 km) |
| Mendrisio to Ocoee (Florida) | 4,854.17 mi (7,812.02 km) |
| Mendrisio to Oconomowoc (Wisconsin) | 4,484.04 mi (7,216.37 km) |
| Mendrisio to Odenton (Maryland) | 4,177.19 mi (6,722.54 km) |
