| Rhondda to Grottaferrata | 1,016.86 mi (1,636.47 km) |
| Rhondda to Grottaglie | 1,251.49 mi (2,014.08 km) |
| Rhondda to Grottammare | 1,001.34 mi (1,611.51 km) |
| Rhondda to Grugliasco | 676.68 mi (1,089.00 km) |
| Rhondda to Grumo Appula | 1,200.72 mi (1,932.36 km) |
| Rhondda to Grumo Nevano | 1,116.35 mi (1,796.59 km) |
| Rhondda to Gualdo Tadino | 949.87 mi (1,528.66 km) |
| Rhondda to Guardiagrele | 1,051.80 mi (1,692.70 km) |
| Rhondda to Guastalla | 793.98 mi (1,277.79 km) |
| Rhondda to Gubbio | 936.40 mi (1,507.00 km) |
| Rhondda to Guspini | 1,015.27 mi (1,633.92 km) |
| Rhondda to Gussago | 744.47 mi (1,198.11 km) |
| Rhondda to Iesi | 953.22 mi (1,534.05 km) |
| Rhondda to Iesolo | 843.43 mi (1,357.37 km) |
| Rhondda to Iglesias | 1,025.47 mi (1,650.34 km) |
