| Grenaa to Ingre | 700.30 mi (1,127.02 km) |
| Grenaa to Irigny | 786.96 mi (1,266.49 km) |
| Grenaa to Isbergues | 528.65 mi (850.78 km) |
| Grenaa to Issoire | 820.28 mi (1,320.12 km) |
| Grenaa to Issoudun | 755.76 mi (1,216.28 km) |
| Grenaa to Issy-les-Moulineaux | 636.12 mi (1,023.74 km) |
| Grenaa to Istres | 928.33 mi (1,494.01 km) |
| Grenaa to Ivry-sur-Seine | 634.62 mi (1,021.32 km) |
| Grenaa to Jarville-la-Malgrange | 569.99 mi (917.31 km) |
| Grenaa to Jeumont | 506.74 mi (815.53 km) |
| Grenaa to Joigny | 662.67 mi (1,066.47 km) |
| Grenaa to Joinville-le-Pont | 631.53 mi (1,016.34 km) |
| Grenaa to Joue-les-Tours | 761.55 mi (1,225.60 km) |
| Grenaa to Jouy-le-Moutier | 630.69 mi (1,015.00 km) |
| Grenaa to Juvignac | 937.63 mi (1,508.98 km) |
