| Portes-les-Valence to Grevena | 903.92 mi (1,454.72 km) |
| Portes-les-Valence to Ialysos | 1,346.35 mi (2,166.75 km) |
| Portes-les-Valence to Ilion | 1,079.82 mi (1,737.81 km) |
| Portes-les-Valence to Ilioupoli | 1,085.80 mi (1,747.42 km) |
| Portes-les-Valence to Ioannina | 890.63 mi (1,433.33 km) |
| Portes-les-Valence to Irakleio | 1,251.66 mi (2,014.35 km) |
| Portes-les-Valence to Irakleio | 1,082.29 mi (1,741.79 km) |
| Portes-les-Valence to Kaisariani | 1,084.89 mi (1,745.97 km) |
| Portes-les-Valence to Kalamaria | 961.62 mi (1,547.57 km) |
| Portes-les-Valence to Kalamata | 1,046.48 mi (1,684.14 km) |
| Portes-les-Valence to Kallithea | 1,082.88 mi (1,742.72 km) |
| Portes-les-Valence to Kalymnos | 1,270.64 mi (2,044.90 km) |
| Portes-les-Valence to Kalyvia Thorikou | 1,097.17 mi (1,765.73 km) |
| Portes-les-Valence to Kamatero | 1,079.41 mi (1,737.15 km) |
| Portes-les-Valence to Karditsa | 950.19 mi (1,529.18 km) |
