| Catonsville to Illzach | 4,042.93 mi (6,506.47 km) |
| Catonsville to Ingre | 3,804.83 mi (6,123.28 km) |
| Catonsville to Irigny | 3,997.16 mi (6,432.80 km) |
| Catonsville to Isbergues | 3,762.80 mi (6,055.65 km) |
| Catonsville to Issoire | 3,931.89 mi (6,327.77 km) |
| Catonsville to Issoudun | 3,837.94 mi (6,176.57 km) |
| Catonsville to Issy-les-Moulineaux | 3,800.34 mi (6,116.06 km) |
| Catonsville to Istres | 4,069.64 mi (6,549.45 km) |
| Catonsville to Ivry-sur-Seine | 3,805.18 mi (6,123.84 km) |
| Catonsville to Jarville-la-Malgrange | 3,969.47 mi (6,388.25 km) |
| Catonsville to Jeumont | 3,838.45 mi (6,177.38 km) |
| Catonsville to Joigny | 3,870.36 mi (6,228.75 km) |
| Catonsville to Joinville-le-Pont | 3,808.96 mi (6,129.93 km) |
| Catonsville to Joue-les-Tours | 3,769.51 mi (6,066.44 km) |
| Catonsville to Jouy-le-Moutier | 3,785.79 mi (6,092.65 km) |
