| Tessenderlo to Oakley (California) | 5,492.60 mi (8,839.49 km) |
| Tessenderlo to Oakton (Virginia) | 3,898.05 mi (6,273.31 km) |
| Tessenderlo to Oakville (Missouri) | 4,426.64 mi (7,123.98 km) |
| Tessenderlo to Oatfield (Oregon) | 5,076.95 mi (8,170.56 km) |
| Tessenderlo to Ocala (Florida) | 4,564.82 mi (7,346.36 km) |
| Tessenderlo to Ocean Acres (New Jersey) | 3,737.42 mi (6,014.80 km) |
| Tessenderlo to Ocean City (New Jersey) | 3,771.76 mi (6,070.06 km) |
| Tessenderlo to Ocean Pines (Maryland) | 3,833.98 mi (6,170.20 km) |
| Tessenderlo to Ocean Pointe (Hawaii) | 7,331.18 mi (11,798.39 km) |
| Tessenderlo to Ocean Springs (Mississippi) | 4,772.76 mi (7,681.01 km) |
| Tessenderlo to Oceanside (California) | 5,643.98 mi (9,083.10 km) |
| Tessenderlo to Oceanside (New York) | 3,671.87 mi (5,909.30 km) |
| Tessenderlo to Ocoee (Florida) | 4,569.23 mi (7,353.47 km) |
| Tessenderlo to Oconomowoc (Wisconsin) | 4,132.62 mi (6,650.81 km) |
| Tessenderlo to Odenton (Maryland) | 3,865.48 mi (6,220.88 km) |
