| Carshalton to Olivares | 1,007.14 mi (1,620.84 km) |
| Carshalton to Olivenza | 938.17 mi (1,509.85 km) |
| Carshalton to Olot | 646.70 mi (1,040.77 km) |
| Carshalton to Onate | 585.20 mi (941.80 km) |
| Carshalton to Onda | 787.86 mi (1,267.94 km) |
| Carshalton to Onteniente | 866.90 mi (1,395.14 km) |
| Carshalton to Orihuela | 918.31 mi (1,477.88 km) |
| Carshalton to Osuna | 1,005.83 mi (1,618.73 km) |
| Carshalton to Ourense | 721.17 mi (1,160.61 km) |
| Carshalton to Oviedo | 613.17 mi (986.80 km) |
| Carshalton to Paiporta | 824.88 mi (1,327.52 km) |
| Carshalton to Pajara | 1,746.64 mi (2,810.94 km) |
| Carshalton to Palafolls | 684.00 mi (1,100.79 km) |
| Carshalton to Palafrugell | 671.44 mi (1,080.58 km) |
| Carshalton to Palamos | 675.90 mi (1,087.76 km) |
