| Herent to Oakley (California) | 5,489.41 mi (8,834.36 km) |
| Herent to Oakton (Virginia) | 3,885.36 mi (6,252.89 km) |
| Herent to Oakville (Missouri) | 4,416.37 mi (7,107.45 km) |
| Herent to Oatfield (Oregon) | 5,075.44 mi (8,168.14 km) |
| Herent to Ocala (Florida) | 4,550.74 mi (7,323.70 km) |
| Herent to Ocean Acres (New Jersey) | 3,724.41 mi (5,993.86 km) |
| Herent to Ocean City (New Jersey) | 3,758.68 mi (6,049.00 km) |
| Herent to Ocean Pines (Maryland) | 3,820.76 mi (6,148.91 km) |
| Herent to Ocean Pointe (Hawaii) | 7,336.69 mi (11,807.26 km) |
| Herent to Ocean Springs (Mississippi) | 4,760.27 mi (7,660.92 km) |
| Herent to Oceanside (California) | 5,638.73 mi (9,074.67 km) |
| Herent to Oceanside (New York) | 3,658.99 mi (5,888.58 km) |
| Herent to Ocoee (Florida) | 4,554.90 mi (7,330.41 km) |
| Herent to Oconomowoc (Wisconsin) | 4,123.23 mi (6,635.70 km) |
| Herent to Odenton (Maryland) | 3,852.72 mi (6,200.36 km) |
