| Round Rock to LaGrange (Georgia) | 760.92 mi (1,224.58 km) |
| Round Rock to Laguna Beach (California) | 1,193.47 mi (1,920.70 km) |
| Round Rock to Laguna Hills (California) | 1,190.16 mi (1,915.38 km) |
| Round Rock to Laguna Niguel (California) | 1,190.14 mi (1,915.34 km) |
| Round Rock to Laguna Woods (California) | 1,192.03 mi (1,918.39 km) |
| Round Rock to Lahaina (Hawaii) | 3,692.63 mi (5,942.71 km) |
| Round Rock to Lake Arbor (Maryland) | 1,313.13 mi (2,113.28 km) |
| Round Rock to Lake Barcroft (Virginia) | 1,295.18 mi (2,084.39 km) |
| Round Rock to Lake Butler (Florida) | 978.55 mi (1,574.82 km) |
| Round Rock to Lake Charles (Louisiana) | 266.41 mi (428.75 km) |
| Round Rock to Lake City (Florida) | 894.95 mi (1,440.28 km) |
| Round Rock to Lake Elmo (Minnesota) | 1,032.38 mi (1,661.46 km) |
| Round Rock to Lake Elsinore (California) | 1,169.83 mi (1,882.66 km) |
| Round Rock to Lake Forest (California) | 1,188.98 mi (1,913.47 km) |
| Round Rock to Lake Forest (Illinois) | 974.26 mi (1,567.92 km) |
