| Paramount to Orbetello | 6,266.99 mi (10,085.75 km) |
| Paramount to Oria | 6,576.24 mi (10,583.44 km) |
| Paramount to Oristano | 6,310.40 mi (10,155.60 km) |
| Paramount to Orta Nova | 6,470.68 mi (10,413.55 km) |
| Paramount to Orte | 6,303.95 mi (10,145.22 km) |
| Paramount to Ortona | 6,373.76 mi (10,257.58 km) |
| Paramount to Orvieto | 6,281.27 mi (10,108.72 km) |
| Paramount to Orzinuovi | 6,069.90 mi (9,768.56 km) |
| Paramount to Osimo | 6,283.51 mi (10,112.33 km) |
| Paramount to Ospitaletto | 6,066.20 mi (9,762.61 km) |
| Paramount to Ostuni | 6,561.60 mi (10,559.88 km) |
| Paramount to Ottaviano | 6,458.20 mi (10,393.46 km) |
| Paramount to Ovada | 6,067.98 mi (9,765.46 km) |
| Paramount to Ozieri | 6,289.69 mi (10,122.28 km) |
| Paramount to Paceco | 6,549.40 mi (10,540.25 km) |
