| Merthyr Tudful to Gdynia | 924.27 mi (1,487.46 km) |
| Merthyr Tudful to Giszowiec | 977.82 mi (1,573.65 km) |
| Merthyr Tudful to Gizycko | 1,054.06 mi (1,696.34 km) |
| Merthyr Tudful to Gliwice | 959.85 mi (1,544.73 km) |
| Merthyr Tudful to Glogow | 830.78 mi (1,337.01 km) |
| Merthyr Tudful to Glogow Malopolski | 1,102.84 mi (1,774.86 km) |
| Merthyr Tudful to Glowno | 981.37 mi (1,579.37 km) |
| Merthyr Tudful to Glubczyce | 925.30 mi (1,489.12 km) |
| Merthyr Tudful to Glucholazy | 904.09 mi (1,454.99 km) |
| Merthyr Tudful to Gniezno | 887.95 mi (1,429.01 km) |
| Merthyr Tudful to Goldap | 1,075.87 mi (1,731.45 km) |
| Merthyr Tudful to Goleniow | 771.20 mi (1,241.12 km) |
| Merthyr Tudful to Golub-Dobrzyn | 945.75 mi (1,522.04 km) |
| Merthyr Tudful to Gora | 850.63 mi (1,368.96 km) |
| Merthyr Tudful to Gora Kalwaria | 1,044.53 mi (1,681.01 km) |
