| Santa Maria to Olivares | 5,901.15 mi (9,496.99 km) |
| Santa Maria to Olivenza | 5,804.51 mi (9,341.46 km) |
| Santa Maria to Olot | 6,003.54 mi (9,661.76 km) |
| Santa Maria to Onate | 5,785.26 mi (9,310.47 km) |
| Santa Maria to Onda | 6,012.82 mi (9,676.70 km) |
| Santa Maria to Onteniente | 6,055.22 mi (9,744.94 km) |
| Santa Maria to Orihuela | 6,077.81 mi (9,781.29 km) |
| Santa Maria to Osuna | 5,952.64 mi (9,579.84 km) |
| Santa Maria to Ourense | 5,610.48 mi (9,029.19 km) |
| Santa Maria to Oviedo | 5,642.17 mi (9,080.20 km) |
| Santa Maria to Paiporta | 6,033.01 mi (9,709.18 km) |
| Santa Maria to Pajara | 5,945.45 mi (9,568.27 km) |
| Santa Maria to Palafolls | 6,038.51 mi (9,718.05 km) |
| Santa Maria to Palafrugell | 6,040.58 mi (9,721.37 km) |
| Santa Maria to Palamos | 6,042.99 mi (9,725.25 km) |
