| Gretna to Sacile | 5,309.59 mi (8,544.96 km) |
| Gretna to Sala Consilina | 5,641.98 mi (9,079.89 km) |
| Gretna to Salemi | 5,608.61 mi (9,026.18 km) |
| Gretna to Salerno | 5,594.32 mi (9,003.18 km) |
| Gretna to Salo | 5,239.09 mi (8,431.51 km) |
| Gretna to Salsomaggiore Terme | 5,241.20 mi (8,434.90 km) |
| Gretna to Saluzzo | 5,138.34 mi (8,269.35 km) |
| Gretna to Salzano | 5,308.31 mi (8,542.90 km) |
| Gretna to Samarate | 5,163.83 mi (8,310.39 km) |
| Gretna to San Benedetto del Tronto | 5,473.87 mi (8,809.34 km) |
| Gretna to San Biagio di Callalta | 5,314.21 mi (8,552.39 km) |
| Gretna to San Bonifacio | 5,277.58 mi (8,493.45 km) |
| Gretna to San Casciano in Val di Pesa | 5,332.08 mi (8,581.16 km) |
| Gretna to San Cataldo | 5,675.82 mi (9,134.35 km) |
| Gretna to San Cesareo | 5,466.56 mi (8,797.58 km) |
