| Smyrna to Olivares | 4,274.44 mi (6,879.05 km) |
| Smyrna to Olivenza | 4,193.41 mi (6,748.64 km) |
| Smyrna to Olot | 4,562.03 mi (7,341.88 km) |
| Smyrna to Onate | 4,309.71 mi (6,935.82 km) |
| Smyrna to Onda | 4,495.41 mi (7,234.67 km) |
| Smyrna to Onteniente | 4,511.39 mi (7,260.39 km) |
| Smyrna to Orihuela | 4,515.98 mi (7,267.77 km) |
| Smyrna to Osuna | 4,332.49 mi (6,972.48 km) |
| Smyrna to Ourense | 4,067.60 mi (6,546.17 km) |
| Smyrna to Oviedo | 4,140.29 mi (6,663.16 km) |
| Smyrna to Paiporta | 4,503.21 mi (7,247.21 km) |
| Smyrna to Pajara | 4,101.87 mi (6,601.33 km) |
| Smyrna to Palafolls | 4,589.20 mi (7,385.61 km) |
| Smyrna to Palafrugell | 4,601.11 mi (7,404.77 km) |
| Smyrna to Palamos | 4,601.63 mi (7,405.62 km) |
