| Modesto to Olivares | 5,795.18 mi (9,326.44 km) |
| Modesto to Olivenza | 5,697.34 mi (9,168.98 km) |
| Modesto to Olot | 5,876.54 mi (9,457.38 km) |
| Modesto to Onate | 5,663.27 mi (9,114.15 km) |
| Modesto to Onda | 5,893.46 mi (9,484.60 km) |
| Modesto to Onteniente | 5,938.41 mi (9,556.94 km) |
| Modesto to Orihuela | 5,962.84 mi (9,596.27 km) |
| Modesto to Osuna | 5,845.47 mi (9,407.37 km) |
| Modesto to Ourense | 5,496.93 mi (8,846.46 km) |
| Modesto to Oviedo | 5,523.99 mi (8,890.00 km) |
| Modesto to Paiporta | 5,914.82 mi (9,518.98 km) |
| Modesto to Pajara | 5,872.16 mi (9,450.32 km) |
| Modesto to Palafolls | 5,912.01 mi (9,514.47 km) |
| Modesto to Palafrugell | 5,913.11 mi (9,516.23 km) |
| Modesto to Palamos | 5,915.68 mi (9,520.37 km) |
