| Thatto Heath to Olivares | 1,118.67 mi (1,800.33 km) |
| Thatto Heath to Olivenza | 1,039.74 mi (1,673.29 km) |
| Thatto Heath to Olot | 814.04 mi (1,310.08 km) |
| Thatto Heath to Onate | 718.86 mi (1,156.90 km) |
| Thatto Heath to Onda | 938.14 mi (1,509.79 km) |
| Thatto Heath to Onteniente | 1,014.73 mi (1,633.05 km) |
| Thatto Heath to Orihuela | 1,064.01 mi (1,712.36 km) |
| Thatto Heath to Osuna | 1,125.10 mi (1,810.67 km) |
| Thatto Heath to Ourense | 802.12 mi (1,290.89 km) |
| Thatto Heath to Oviedo | 710.30 mi (1,143.12 km) |
| Thatto Heath to Paiporta | 974.02 mi (1,567.53 km) |
| Thatto Heath to Pajara | 1,826.64 mi (2,939.70 km) |
| Thatto Heath to Palafolls | 851.79 mi (1,370.83 km) |
| Thatto Heath to Palafrugell | 841.26 mi (1,353.87 km) |
| Thatto Heath to Palamos | 845.48 mi (1,360.67 km) |
