| Pittsburgh to Illzach | 4,126.10 mi (6,640.32 km) |
| Pittsburgh to Ingre | 3,893.11 mi (6,265.36 km) |
| Pittsburgh to Irigny | 4,089.46 mi (6,581.35 km) |
| Pittsburgh to Isbergues | 3,841.51 mi (6,182.31 km) |
| Pittsburgh to Issoire | 4,026.24 mi (6,479.61 km) |
| Pittsburgh to Issoudun | 3,929.19 mi (6,323.41 km) |
| Pittsburgh to Issy-les-Moulineaux | 3,885.24 mi (6,252.70 km) |
| Pittsburgh to Istres | 4,168.16 mi (6,708.01 km) |
| Pittsburgh to Ivry-sur-Seine | 3,890.03 mi (6,260.40 km) |
| Pittsburgh to Jarville-la-Malgrange | 4,051.04 mi (6,519.51 km) |
| Pittsburgh to Jeumont | 3,916.77 mi (6,303.43 km) |
| Pittsburgh to Joigny | 3,956.92 mi (6,368.05 km) |
| Pittsburgh to Joinville-le-Pont | 3,893.68 mi (6,266.28 km) |
| Pittsburgh to Joue-les-Tours | 3,860.75 mi (6,213.27 km) |
| Pittsburgh to Jouy-le-Moutier | 3,870.29 mi (6,228.64 km) |
