| Pen-y-Bont ar Ogwr to Glyka Nera | 1,622.58 mi (2,611.29 km) |
| Pen-y-Bont ar Ogwr to Grevena | 1,428.96 mi (2,299.70 km) |
| Pen-y-Bont ar Ogwr to Ialysos | 1,868.53 mi (3,007.11 km) |
| Pen-y-Bont ar Ogwr to Ilion | 1,614.78 mi (2,598.73 km) |
| Pen-y-Bont ar Ogwr to Ilioupoli | 1,621.54 mi (2,609.62 km) |
| Pen-y-Bont ar Ogwr to Ioannina | 1,426.12 mi (2,295.12 km) |
| Pen-y-Bont ar Ogwr to Irakleio | 1,803.36 mi (2,902.23 km) |
| Pen-y-Bont ar Ogwr to Irakleio | 1,616.59 mi (2,601.65 km) |
| Pen-y-Bont ar Ogwr to Kaisariani | 1,620.18 mi (2,607.43 km) |
| Pen-y-Bont ar Ogwr to Kalamaria | 1,467.11 mi (2,361.09 km) |
| Pen-y-Bont ar Ogwr to Kalamata | 1,602.59 mi (2,579.13 km) |
| Pen-y-Bont ar Ogwr to Kallithea | 1,618.78 mi (2,605.18 km) |
| Pen-y-Bont ar Ogwr to Kalymnos | 1,794.55 mi (2,888.04 km) |
| Pen-y-Bont ar Ogwr to Kalyvia Thorikou | 1,632.88 mi (2,627.86 km) |
| Pen-y-Bont ar Ogwr to Kamatero | 1,613.98 mi (2,597.45 km) |
