| Thessaloniki to Odessa (Texas) | 6,329.93 mi (10,187.04 km) |
| Thessaloniki to Ogden (Utah) | 6,113.92 mi (9,839.41 km) |
| Thessaloniki to Oildale (California) | 6,652.51 mi (10,706.17 km) |
| Thessaloniki to Ojus (Florida) | 5,700.36 mi (9,173.85 km) |
| Thessaloniki to Okemos (Michigan) | 5,113.59 mi (8,229.53 km) |
| Thessaloniki to Oklahoma City (Oklahoma) | 5,961.96 mi (9,594.84 km) |
| Thessaloniki to Okmulgee (Oklahoma) | 5,898.41 mi (9,492.57 km) |
| Thessaloniki to Olathe (Kansas) | 5,687.21 mi (9,152.68 km) |
| Thessaloniki to Old Jamestown (Missouri) | 5,520.26 mi (8,884.00 km) |
| Thessaloniki to Oldsmar (Florida) | 5,717.71 mi (9,201.77 km) |
| Thessaloniki to Olean (New York) | 4,905.89 mi (7,895.27 km) |
| Thessaloniki to Olive Branch (Mississippi) | 5,692.68 mi (9,161.49 km) |
| Thessaloniki to Olivehurst (California) | 6,491.43 mi (10,446.95 km) |
| Thessaloniki to Olney (Maryland) | 4,975.11 mi (8,006.67 km) |
| Thessaloniki to Olympia (Washington) | 6,025.07 mi (9,696.41 km) |
