| Round Rock to San Baudilio de Llobregat | 5,313.79 mi (8,551.71 km) |
| Round Rock to San Celoni | 5,322.30 mi (8,565.42 km) |
| Round Rock to San Cugat del Valles | 5,311.43 mi (8,547.92 km) |
| Round Rock to San Fausto de Campcentellas | 5,317.31 mi (8,557.38 km) |
| Round Rock to San Feliu de Guixols | 5,343.42 mi (8,599.40 km) |
| Round Rock to San Feliu de Llobregat | 5,312.62 mi (8,549.83 km) |
| Round Rock to San Fernando | 5,077.60 mi (8,171.61 km) |
| Round Rock to San Fernando de Henares | 5,085.98 mi (8,185.09 km) |
| Round Rock to San Fructuoso de Bages | 5,292.49 mi (8,517.44 km) |
| Round Rock to San Javier | 5,297.99 mi (8,526.29 km) |
| Round Rock to San Juan de Alicante | 5,297.26 mi (8,525.11 km) |
| Round Rock to San Juan de Aznalfarache | 5,059.43 mi (8,142.37 km) |
| Round Rock to San Juan de Vilasar | 5,324.22 mi (8,568.50 km) |
| Round Rock to San Juan del Puerto | 5,020.52 mi (8,079.75 km) |
| Round Rock to San Juan Despi | 5,313.77 mi (8,551.68 km) |
