| Colwyn Bay to Illzach | 615.47 mi (990.50 km) |
| Colwyn Bay to Ingre | 442.78 mi (712.58 km) |
| Colwyn Bay to Irigny | 649.67 mi (1,045.54 km) |
| Colwyn Bay to Isbergues | 320.24 mi (515.38 km) |
| Colwyn Bay to Issoire | 618.99 mi (996.17 km) |
| Colwyn Bay to Issoudun | 505.22 mi (813.07 km) |
| Colwyn Bay to Issy-les-Moulineaux | 402.76 mi (648.17 km) |
| Colwyn Bay to Istres | 782.94 mi (1,260.01 km) |
| Colwyn Bay to Ivry-sur-Seine | 406.56 mi (654.30 km) |
| Colwyn Bay to Jarville-la-Malgrange | 535.52 mi (861.83 km) |
| Colwyn Bay to Jeumont | 392.09 mi (631.01 km) |
| Colwyn Bay to Joigny | 480.39 mi (773.11 km) |
| Colwyn Bay to Joinville-le-Pont | 408.59 mi (657.57 km) |
| Colwyn Bay to Joue-les-Tours | 453.00 mi (729.04 km) |
| Colwyn Bay to Jouy-le-Moutier | 386.11 mi (621.39 km) |
