| Kalyvia Thorikou to Oakley (California) | 6,758.79 mi (10,877.22 km) |
| Kalyvia Thorikou to Oakton (Virginia) | 5,154.68 mi (8,295.66 km) |
| Kalyvia Thorikou to Oakville (Missouri) | 5,712.38 mi (9,193.19 km) |
| Kalyvia Thorikou to Oatfield (Oregon) | 6,319.62 mi (10,170.45 km) |
| Kalyvia Thorikou to Ocala (Florida) | 5,789.33 mi (9,317.02 km) |
| Kalyvia Thorikou to Ocean Acres (New Jersey) | 4,989.08 mi (8,029.15 km) |
| Kalyvia Thorikou to Ocean City (New Jersey) | 5,021.93 mi (8,082.01 km) |
| Kalyvia Thorikou to Ocean Pines (Maryland) | 5,081.22 mi (8,177.44 km) |
| Kalyvia Thorikou to Ocean Pointe (Hawaii) | 8,348.12 mi (13,435.00 km) |
| Kalyvia Thorikou to Ocean Springs (Mississippi) | 6,030.02 mi (9,704.38 km) |
| Kalyvia Thorikou to Oceanside (California) | 6,930.86 mi (11,154.15 km) |
| Kalyvia Thorikou to Oceanside (New York) | 4,926.22 mi (7,927.99 km) |
| Kalyvia Thorikou to Ocoee (Florida) | 5,787.39 mi (9,313.91 km) |
| Kalyvia Thorikou to Oconomowoc (Wisconsin) | 5,424.38 mi (8,729.70 km) |
| Kalyvia Thorikou to Odenton (Maryland) | 5,121.12 mi (8,241.65 km) |
