| Castano Primo to Glyka Nera | 933.91 mi (1,502.98 km) |
| Castano Primo to Grevena | 743.25 mi (1,196.15 km) |
| Castano Primo to Ialysos | 1,187.04 mi (1,910.36 km) |
| Castano Primo to Ilion | 925.82 mi (1,489.96 km) |
| Castano Primo to Ilioupoli | 932.28 mi (1,500.36 km) |
| Castano Primo to Ioannina | 735.74 mi (1,184.07 km) |
| Castano Primo to Irakleio | 1,109.03 mi (1,784.82 km) |
| Castano Primo to Irakleio | 927.92 mi (1,493.35 km) |
| Castano Primo to Kaisariani | 931.11 mi (1,498.47 km) |
| Castano Primo to Kalamaria | 792.42 mi (1,275.28 km) |
| Castano Primo to Kalamata | 906.59 mi (1,459.02 km) |
| Castano Primo to Kallithea | 929.44 mi (1,495.79 km) |
| Castano Primo to Kalymnos | 1,111.79 mi (1,789.26 km) |
| Castano Primo to Kalyvia Thorikou | 943.69 mi (1,518.72 km) |
| Castano Primo to Kamatero | 925.18 mi (1,488.94 km) |
