| Round Rock to Irun | 5,076.49 mi (8,169.81 km) |
| Round Rock to Isla-Cristina | 4,999.77 mi (8,046.35 km) |
| Round Rock to Jaca | 5,157.06 mi (8,299.49 km) |
| Round Rock to Jaen | 5,157.23 mi (8,299.76 km) |
| Round Rock to Jerez de la Frontera | 5,074.17 mi (8,166.09 km) |
| Round Rock to Jerez de los Caballeros | 4,993.82 mi (8,036.78 km) |
| Round Rock to Jodar | 5,175.61 mi (8,329.34 km) |
| Round Rock to Jumilla | 5,252.39 mi (8,452.91 km) |
| Round Rock to La Algaba | 5,057.74 mi (8,139.65 km) |
| Round Rock to La Baneza | 4,919.55 mi (7,917.25 km) |
| Round Rock to La Carlota | 5,103.58 mi (8,213.42 km) |
| Round Rock to La Carolina | 5,149.07 mi (8,286.62 km) |
| Round Rock to La Corredoria | 4,892.21 mi (7,873.25 km) |
| Round Rock to La Eliana | 5,254.64 mi (8,456.52 km) |
| Round Rock to La Escala | 5,336.63 mi (8,588.47 km) |
