| Zionsville to Olivares | 4,171.21 mi (6,712.92 km) |
| Zionsville to Olivenza | 4,083.27 mi (6,571.38 km) |
| Zionsville to Olot | 4,400.00 mi (7,081.12 km) |
| Zionsville to Onate | 4,154.48 mi (6,685.99 km) |
| Zionsville to Onda | 4,356.51 mi (7,011.12 km) |
| Zionsville to Onteniente | 4,381.56 mi (7,051.45 km) |
| Zionsville to Orihuela | 4,392.39 mi (7,068.87 km) |
| Zionsville to Osuna | 4,227.52 mi (6,803.54 km) |
| Zionsville to Ourense | 3,931.13 mi (6,326.54 km) |
| Zionsville to Oviedo | 3,991.02 mi (6,422.93 km) |
| Zionsville to Paiporta | 4,368.53 mi (7,030.47 km) |
| Zionsville to Pajara | 4,094.74 mi (6,589.85 km) |
| Zionsville to Palafolls | 4,429.97 mi (7,129.35 km) |
| Zionsville to Palafrugell | 4,439.05 mi (7,143.97 km) |
| Zionsville to Palamos | 4,440.16 mi (7,145.74 km) |
