| Santa Coloma de Farnes to Oakley (California) | 5,903.22 mi (9,500.31 km) |
| Santa Coloma de Farnes to Oakton (Virginia) | 4,053.75 mi (6,523.89 km) |
| Santa Coloma de Farnes to Oakville (Missouri) | 4,655.67 mi (7,492.57 km) |
| Santa Coloma de Farnes to Oatfield (Oregon) | 5,528.22 mi (8,896.81 km) |
| Santa Coloma de Farnes to Ocala (Florida) | 4,657.75 mi (7,495.93 km) |
| Santa Coloma de Farnes to Ocean Acres (New Jersey) | 3,884.41 mi (6,251.35 km) |
| Santa Coloma de Farnes to Ocean City (New Jersey) | 3,915.45 mi (6,301.31 km) |
| Santa Coloma de Farnes to Ocean Pines (Maryland) | 3,971.41 mi (6,391.37 km) |
| Santa Coloma de Farnes to Ocean Pointe (Hawaii) | 7,900.44 mi (12,714.54 km) |
| Santa Coloma de Farnes to Ocean Springs (Mississippi) | 4,922.60 mi (7,922.16 km) |
| Santa Coloma de Farnes to Oceanside (California) | 6,002.94 mi (9,660.79 km) |
| Santa Coloma de Farnes to Oceanside (New York) | 3,824.99 mi (6,155.73 km) |
| Santa Coloma de Farnes to Ocoee (Florida) | 4,652.36 mi (7,487.25 km) |
| Santa Coloma de Farnes to Oconomowoc (Wisconsin) | 4,392.88 mi (7,069.65 km) |
| Santa Coloma de Farnes to Odenton (Maryland) | 4,019.42 mi (6,468.64 km) |
