| Round Rock to Llantrisant | 4,770.33 mi (7,677.11 km) |
| Round Rock to Llantwit Major | 4,770.05 mi (7,676.66 km) |
| Round Rock to London | 4,898.62 mi (7,883.57 km) |
| Round Rock to London Colney | 4,885.48 mi (7,862.42 km) |
| Round Rock to Long Eaton | 4,814.45 mi (7,748.10 km) |
| Round Rock to Longbenton | 4,745.10 mi (7,636.49 km) |
| Round Rock to Longbridge | 4,801.42 mi (7,727.14 km) |
| Round Rock to Longton | 4,779.11 mi (7,691.24 km) |
| Round Rock to Loughborough | 4,820.77 mi (7,758.28 km) |
| Round Rock to Loughton | 4,902.21 mi (7,889.34 km) |
| Round Rock to Louth | 4,848.75 mi (7,803.31 km) |
| Round Rock to Lowestoft | 4,941.20 mi (7,952.09 km) |
| Round Rock to Lowton | 4,749.37 mi (7,643.37 km) |
| Round Rock to Ludlow | 4,773.58 mi (7,682.34 km) |
| Round Rock to Luton | 4,876.58 mi (7,848.09 km) |
