| Clay Cross to Glyka Nera | 1,594.64 mi (2,566.33 km) |
| Clay Cross to Grevena | 1,400.25 mi (2,253.49 km) |
| Clay Cross to Ialysos | 1,832.36 mi (2,948.89 km) |
| Clay Cross to Ilion | 1,587.20 mi (2,554.35 km) |
| Clay Cross to Ilioupoli | 1,594.21 mi (2,565.64 km) |
| Clay Cross to Ioannina | 1,401.79 mi (2,255.97 km) |
| Clay Cross to Irakleio | 1,781.49 mi (2,867.03 km) |
| Clay Cross to Irakleio | 1,588.69 mi (2,556.75 km) |
| Clay Cross to Kaisariani | 1,592.67 mi (2,563.16 km) |
| Clay Cross to Kalamaria | 1,430.21 mi (2,301.70 km) |
| Clay Cross to Kalamata | 1,585.32 mi (2,551.33 km) |
| Clay Cross to Kallithea | 1,591.57 mi (2,561.38 km) |
| Clay Cross to Kalymnos | 1,759.92 mi (2,832.32 km) |
| Clay Cross to Kalyvia Thorikou | 1,605.38 mi (2,583.60 km) |
| Clay Cross to Kamatero | 1,586.24 mi (2,552.81 km) |
