| Round Rock to Greenford | 4,889.35 mi (7,868.65 km) |
| Round Rock to Greenock | 4,604.57 mi (7,410.34 km) |
| Round Rock to Greetland | 4,769.80 mi (7,676.25 km) |
| Round Rock to Grimsby | 4,840.18 mi (7,789.52 km) |
| Round Rock to Guildford | 4,889.32 mi (7,868.60 km) |
| Round Rock to Guisborough | 4,776.65 mi (7,687.28 km) |
| Round Rock to Guiseley | 4,770.83 mi (7,677.90 km) |
| Round Rock to Hackney | 4,901.53 mi (7,888.25 km) |
| Round Rock to Haddington | 4,675.99 mi (7,525.27 km) |
| Round Rock to Hadleigh | 4,925.81 mi (7,927.32 km) |
| Round Rock to Hailsham | 4,932.84 mi (7,938.64 km) |
| Round Rock to Halesowen | 4,797.11 mi (7,720.20 km) |
| Round Rock to Halewood | 4,742.07 mi (7,631.63 km) |
| Round Rock to Halifax | 4,769.07 mi (7,675.07 km) |
| Round Rock to Halstead | 4,915.25 mi (7,910.33 km) |
