| Glencullen to Spilamberto | 982.46 mi (1,581.11 km) |
| Glencullen to Spilimbergo | 980.27 mi (1,577.59 km) |
| Glencullen to Spinea | 980.06 mi (1,577.26 km) |
| Glencullen to Spoleto | 1,128.31 mi (1,815.84 km) |
| Glencullen to Spoltore | 1,194.71 mi (1,922.71 km) |
| Glencullen to Spresiano | 970.76 mi (1,562.29 km) |
| Glencullen to Squinzano | 1,436.02 mi (2,311.05 km) |
| Glencullen to Statte | 1,398.51 mi (2,250.69 km) |
| Glencullen to Stezzano | 881.16 mi (1,418.08 km) |
| Glencullen to Strada | 1,039.34 mi (1,672.65 km) |
| Glencullen to Stradella | 895.58 mi (1,441.29 km) |
| Glencullen to Striano | 1,292.58 mi (2,080.21 km) |
| Glencullen to Subiaco | 1,184.38 mi (1,906.08 km) |
| Glencullen to Sulmona | 1,207.39 mi (1,943.11 km) |
| Glencullen to Surbo | 1,440.72 mi (2,318.61 km) |
