| Round Rock to La Crescenta-Montrose (California) | 1,225.05 mi (1,971.54 km) |
| Round Rock to La Crosse (Wisconsin) | 983.92 mi (1,583.46 km) |
| Round Rock to La Grande (Oregon) | 1,503.21 mi (2,419.18 km) |
| Round Rock to La Grange (Illinois) | 950.20 mi (1,529.20 km) |
| Round Rock to La Grange Park (Illinois) | 951.54 mi (1,531.36 km) |
| Round Rock to La Habra (California) | 1,206.71 mi (1,942.01 km) |
| Round Rock to La Homa (Texas) | 296.47 mi (477.13 km) |
| Round Rock to La Marque (Texas) | 178.77 mi (287.71 km) |
| Round Rock to La Mesa (California) | 1,147.35 mi (1,846.48 km) |
| Round Rock to La Mirada (California) | 1,209.83 mi (1,947.04 km) |
| Round Rock to La Palma (California) | 1,211.29 mi (1,949.38 km) |
| Round Rock to La Porte (Indiana) | 978.08 mi (1,574.07 km) |
| Round Rock to La Porte (Texas) | 167.22 mi (269.12 km) |
| Round Rock to La Presa (California) | 1,146.15 mi (1,844.54 km) |
| Round Rock to La Puente (California) | 1,207.54 mi (1,943.34 km) |
