| Mercedes to Olivares | 5,234.91 mi (8,424.77 km) |
| Mercedes to Olivenza | 5,154.28 mi (8,295.01 km) |
| Mercedes to Olot | 5,518.48 mi (8,881.13 km) |
| Mercedes to Onate | 5,267.28 mi (8,476.86 km) |
| Mercedes to Onda | 5,455.46 mi (8,779.72 km) |
| Mercedes to Onteniente | 5,472.13 mi (8,806.54 km) |
| Mercedes to Orihuela | 5,476.94 mi (8,814.28 km) |
| Mercedes to Osuna | 5,293.05 mi (8,518.34 km) |
| Mercedes to Ourense | 5,027.62 mi (8,091.17 km) |
| Mercedes to Oviedo | 5,098.72 mi (8,205.60 km) |
| Mercedes to Paiporta | 5,463.63 mi (8,792.86 km) |
| Mercedes to Pajara | 5,035.23 mi (8,103.42 km) |
| Mercedes to Palafolls | 5,546.27 mi (8,925.86 km) |
| Mercedes to Palafrugell | 5,557.59 mi (8,944.08 km) |
| Mercedes to Palamos | 5,558.24 mi (8,945.13 km) |
