| Sumner to Illzach | 5,206.80 mi (8,379.54 km) |
| Sumner to Ingre | 5,054.28 mi (8,134.08 km) |
| Sumner to Irigny | 5,262.78 mi (8,469.62 km) |
| Sumner to Isbergues | 4,920.14 mi (7,918.20 km) |
| Sumner to Issoire | 5,227.19 mi (8,412.35 km) |
| Sumner to Issoudun | 5,113.35 mi (8,229.15 km) |
| Sumner to Issy-les-Moulineaux | 5,015.78 mi (8,072.11 km) |
| Sumner to Istres | 5,391.33 mi (8,676.50 km) |
| Sumner to Ivry-sur-Seine | 5,019.47 mi (8,078.06 km) |
| Sumner to Jarville-la-Malgrange | 5,126.74 mi (8,250.69 km) |
| Sumner to Jeumont | 4,980.75 mi (8,015.74 km) |
| Sumner to Joigny | 5,093.15 mi (8,196.63 km) |
| Sumner to Joinville-le-Pont | 5,021.32 mi (8,081.04 km) |
| Sumner to Joue-les-Tours | 5,053.96 mi (8,133.56 km) |
| Sumner to Jouy-le-Moutier | 4,999.15 mi (8,045.36 km) |
