| Gelnhausen to San Donato Milanese | 330.53 mi (531.93 km) |
| Gelnhausen to San Felice Circeo | 647.51 mi (1,042.06 km) |
| Gelnhausen to San Felice sul Panaro | 381.64 mi (614.19 km) |
| Gelnhausen to San Ferdinando di Puglia | 698.43 mi (1,124.02 km) |
| Gelnhausen to San Gavino Monreale | 736.08 mi (1,184.60 km) |
| Gelnhausen to San Gennaro Vesuviano | 694.75 mi (1,118.10 km) |
| Gelnhausen to San Giorgio a Cremano | 693.40 mi (1,115.93 km) |
| Gelnhausen to San Giorgio del Sannio | 687.70 mi (1,106.74 km) |
| Gelnhausen to San Giorgio di Piano | 397.17 mi (639.19 km) |
| Gelnhausen to San Giorgio Ionico | 781.53 mi (1,257.76 km) |
| Gelnhausen to San Giovanni in Fiore | 840.19 mi (1,352.15 km) |
| Gelnhausen to San Giovanni in Marignano | 463.52 mi (745.97 km) |
| Gelnhausen to San Giovanni in Persiceto | 395.48 mi (636.47 km) |
| Gelnhausen to San Giovanni la Punta | 919.68 mi (1,480.09 km) |
| Gelnhausen to San Giovanni Lupatoto | 343.87 mi (553.40 km) |
