| Rhondda to Granada | 997.60 mi (1,605.47 km) |
| Rhondda to Granadilla de Abona | 1,761.09 mi (2,834.21 km) |
| Rhondda to Granollers | 742.04 mi (1,194.20 km) |
| Rhondda to Grinon | 787.88 mi (1,267.97 km) |
| Rhondda to Guadalajara | 758.89 mi (1,221.32 km) |
| Rhondda to Guadarrama | 756.77 mi (1,217.90 km) |
| Rhondda to Guadix | 989.23 mi (1,592.01 km) |
| Rhondda to Guardamar del Segura | 944.13 mi (1,519.44 km) |
| Rhondda to Guernica y Luno | 574.48 mi (924.54 km) |
| Rhondda to Guia de Isora | 1,758.88 mi (2,830.65 km) |
| Rhondda to Guillena | 981.43 mi (1,579.46 km) |
| Rhondda to Guimar | 1,744.69 mi (2,807.81 km) |
| Rhondda to Hellin | 908.95 mi (1,462.81 km) |
| Rhondda to Herencia | 846.33 mi (1,362.04 km) |
| Rhondda to Hernani | 580.81 mi (934.73 km) |
