| Croydon to Illzach | 415.82 mi (669.20 km) |
| Croydon to Ingre | 253.70 mi (408.30 km) |
| Croydon to Irigny | 453.66 mi (730.10 km) |
| Croydon to Isbergues | 123.02 mi (197.99 km) |
| Croydon to Issoire | 431.00 mi (693.62 km) |
| Croydon to Issoudun | 320.10 mi (515.16 km) |
| Croydon to Issy-les-Moulineaux | 205.25 mi (330.32 km) |
| Croydon to Istres | 592.54 mi (953.60 km) |
| Croydon to Ivry-sur-Seine | 208.63 mi (335.75 km) |
| Croydon to Jarville-la-Malgrange | 336.72 mi (541.90 km) |
| Croydon to Jeumont | 198.26 mi (319.07 km) |
| Croydon to Joigny | 281.82 mi (453.55 km) |
| Croydon to Joinville-le-Pont | 210.15 mi (338.21 km) |
| Croydon to Joue-les-Tours | 280.01 mi (450.63 km) |
| Croydon to Jouy-le-Moutier | 188.83 mi (303.89 km) |
