| Ariano Irpino to Spilamberto | 311.55 mi (501.39 km) |
| Ariano Irpino to Spilimbergo | 360.95 mi (580.89 km) |
| Ariano Irpino to Spinea | 334.00 mi (537.52 km) |
| Ariano Irpino to Spoleto | 165.90 mi (267.00 km) |
| Ariano Irpino to Spoltore | 102.39 mi (164.78 km) |
| Ariano Irpino to Spresiano | 350.12 mi (563.46 km) |
| Ariano Irpino to Squinzano | 162.66 mi (261.78 km) |
| Ariano Irpino to Statte | 117.51 mi (189.12 km) |
| Ariano Irpino to Stezzano | 413.39 mi (665.28 km) |
| Ariano Irpino to Strada | 255.45 mi (411.11 km) |
| Ariano Irpino to Stradella | 398.54 mi (641.39 km) |
| Ariano Irpino to Striano | 35.79 mi (57.60 km) |
| Ariano Irpino to Subiaco | 116.13 mi (186.89 km) |
| Ariano Irpino to Sulmona | 86.22 mi (138.76 km) |
| Ariano Irpino to Surbo | 167.55 mi (269.65 km) |
