| Tring to Oakley (California) | 5,289.78 mi (8,513.08 km) |
| Tring to Oakton (Virginia) | 3,648.34 mi (5,871.43 km) |
| Tring to Oakville (Missouri) | 4,184.39 mi (6,734.12 km) |
| Tring to Oatfield (Oregon) | 4,887.09 mi (7,865.01 km) |
| Tring to Ocala (Florida) | 4,312.77 mi (6,940.73 km) |
| Tring to Ocean Acres (New Jersey) | 3,487.02 mi (5,611.82 km) |
| Tring to Ocean City (New Jersey) | 3,521.22 mi (5,666.85 km) |
| Tring to Ocean Pines (Maryland) | 3,583.17 mi (5,766.56 km) |
| Tring to Ocean Pointe (Hawaii) | 7,203.02 mi (11,592.14 km) |
| Tring to Ocean Springs (Mississippi) | 4,523.49 mi (7,279.86 km) |
| Tring to Oceanside (California) | 5,427.26 mi (8,734.32 km) |
| Tring to Oceanside (New York) | 3,421.76 mi (5,506.79 km) |
| Tring to Ocoee (Florida) | 4,316.95 mi (6,947.46 km) |
| Tring to Oconomowoc (Wisconsin) | 3,894.07 mi (6,266.91 km) |
| Tring to Odenton (Maryland) | 3,615.62 mi (5,818.77 km) |
