| Greenock to Sacile | 1,014.82 mi (1,633.19 km) |
| Greenock to Sala Consilina | 1,415.59 mi (2,278.17 km) |
| Greenock to Salemi | 1,493.11 mi (2,402.93 km) |
| Greenock to Salerno | 1,375.03 mi (2,212.90 km) |
| Greenock to Salo | 974.62 mi (1,568.50 km) |
| Greenock to Salsomaggiore Terme | 1,002.69 mi (1,613.68 km) |
| Greenock to Saluzzo | 947.06 mi (1,524.15 km) |
| Greenock to Salzano | 1,025.78 mi (1,650.83 km) |
| Greenock to Samarate | 924.02 mi (1,487.07 km) |
| Greenock to San Benedetto del Tronto | 1,220.45 mi (1,964.12 km) |
| Greenock to San Biagio di Callalta | 1,025.81 mi (1,650.89 km) |
| Greenock to San Bonifacio | 1,007.74 mi (1,621.80 km) |
| Greenock to San Casciano in Val di Pesa | 1,102.43 mi (1,774.20 km) |
| Greenock to San Cataldo | 1,543.67 mi (2,484.29 km) |
| Greenock to San Cesareo | 1,253.67 mi (2,017.58 km) |
