| Edmonton to Orbetello | 825.33 mi (1,328.24 km) |
| Edmonton to Oria | 1,139.21 mi (1,833.39 km) |
| Edmonton to Oristano | 908.97 mi (1,462.84 km) |
| Edmonton to Orta Nova | 1,029.80 mi (1,657.30 km) |
| Edmonton to Orte | 860.35 mi (1,384.60 km) |
| Edmonton to Ortona | 932.34 mi (1,500.46 km) |
| Edmonton to Orvieto | 837.66 mi (1,348.09 km) |
| Edmonton to Orzinuovi | 626.77 mi (1,008.69 km) |
| Edmonton to Osimo | 843.30 mi (1,357.16 km) |
| Edmonton to Ospitaletto | 623.69 mi (1,003.74 km) |
| Edmonton to Ostuni | 1,125.47 mi (1,811.27 km) |
| Edmonton to Ottaviano | 1,014.54 mi (1,632.75 km) |
| Edmonton to Ovada | 626.77 mi (1,008.68 km) |
| Edmonton to Ozieri | 875.87 mi (1,409.58 km) |
| Edmonton to Paceco | 1,123.42 mi (1,807.97 km) |
