| Mercerville to Olivares | 3,599.79 mi (5,793.30 km) |
| Mercerville to Olivenza | 3,515.67 mi (5,657.93 km) |
| Mercerville to Olot | 3,868.94 mi (6,226.46 km) |
| Mercerville to Onate | 3,617.78 mi (5,822.26 km) |
| Mercerville to Onda | 3,807.98 mi (6,128.35 km) |
| Mercerville to Onteniente | 3,826.85 mi (6,158.72 km) |
| Mercerville to Orihuela | 3,833.61 mi (6,169.60 km) |
| Mercerville to Osuna | 3,657.18 mi (5,885.67 km) |
| Mercerville to Ourense | 3,380.26 mi (5,440.00 km) |
| Mercerville to Oviedo | 3,449.55 mi (5,551.51 km) |
| Mercerville to Paiporta | 3,817.08 mi (6,142.99 km) |
| Mercerville to Pajara | 3,486.45 mi (5,610.89 km) |
| Mercerville to Palafolls | 3,896.71 mi (6,271.15 km) |
| Mercerville to Palafrugell | 3,908.05 mi (6,289.40 km) |
| Mercerville to Palamos | 3,908.69 mi (6,290.43 km) |
