| Monte Porzio Catone to Glyka Nera | 645.83 mi (1,039.37 km) |
| Monte Porzio Catone to Grevena | 469.81 mi (756.09 km) |
| Monte Porzio Catone to Ialysos | 905.82 mi (1,457.78 km) |
| Monte Porzio Catone to Ilion | 637.35 mi (1,025.71 km) |
| Monte Porzio Catone to Ilioupoli | 642.98 mi (1,034.78 km) |
| Monte Porzio Catone to Ioannina | 450.91 mi (725.67 km) |
| Monte Porzio Catone to Irakleio | 805.00 mi (1,295.53 km) |
| Monte Porzio Catone to Irakleio | 640.03 mi (1,030.03 km) |
| Monte Porzio Catone to Kaisariani | 642.25 mi (1,033.60 km) |
| Monte Porzio Catone to Kalamaria | 538.44 mi (866.54 km) |
| Monte Porzio Catone to Kalamata | 599.78 mi (965.25 km) |
| Monte Porzio Catone to Kallithea | 640.04 mi (1,030.04 km) |
| Monte Porzio Catone to Kalymnos | 830.21 mi (1,336.09 km) |
| Monte Porzio Catone to Kalyvia Thorikou | 654.26 mi (1,052.93 km) |
| Monte Porzio Catone to Kamatero | 637.08 mi (1,025.28 km) |
