| Gronau to Catania | 1,088.68 mi (1,752.05 km) |
| Gronau to Catanzaro | 1,027.45 mi (1,653.52 km) |
| Gronau to Cattolica | 626.90 mi (1,008.89 km) |
| Gronau to Cava de' Tirreni | 873.82 mi (1,406.27 km) |
| Gronau to Cavallino | 977.13 mi (1,572.54 km) |
| Gronau to Cavarzere | 539.93 mi (868.93 km) |
| Gronau to Cave | 769.40 mi (1,238.23 km) |
| Gronau to Cavriago | 542.99 mi (873.87 km) |
| Gronau to Cavriglia | 634.81 mi (1,021.63 km) |
| Gronau to Cazzago San Martino | 477.67 mi (768.73 km) |
| Gronau to Ceccano | 792.54 mi (1,275.47 km) |
| Gronau to Cecina | 635.28 mi (1,022.39 km) |
| Gronau to Cefalu | 1,035.84 mi (1,667.02 km) |
| Gronau to Ceglie Messapico | 939.29 mi (1,511.64 km) |
| Gronau to Celano | 762.95 mi (1,227.85 km) |
