| Solana Beach to Orbetello | 6,288.05 mi (10,119.63 km) |
| Solana Beach to Oria | 6,600.82 mi (10,622.99 km) |
| Solana Beach to Oristano | 6,327.09 mi (10,182.46 km) |
| Solana Beach to Orta Nova | 6,494.34 mi (10,451.63 km) |
| Solana Beach to Orte | 6,325.93 mi (10,180.60 km) |
| Solana Beach to Ortona | 6,397.23 mi (10,295.34 km) |
| Solana Beach to Orvieto | 6,303.26 mi (10,144.12 km) |
| Solana Beach to Orzinuovi | 6,092.66 mi (9,805.18 km) |
| Solana Beach to Osimo | 6,307.22 mi (10,150.49 km) |
| Solana Beach to Ospitaletto | 6,089.20 mi (9,799.62 km) |
| Solana Beach to Ostuni | 6,586.32 mi (10,599.66 km) |
| Solana Beach to Ottaviano | 6,480.45 mi (10,429.28 km) |
| Solana Beach to Ovada | 6,089.11 mi (9,799.47 km) |
| Solana Beach to Ozieri | 6,307.34 mi (10,150.68 km) |
| Solana Beach to Paceco | 6,567.57 mi (10,569.49 km) |
