| Duncan to Selargius | 5,536.48 mi (8,910.11 km) |
| Duncan to Selvazzano Dentro | 5,386.79 mi (8,669.21 km) |
| Duncan to Senago | 5,275.62 mi (8,490.29 km) |
| Duncan to Senigallia | 5,513.61 mi (8,873.30 km) |
| Duncan to Seravezza | 5,383.90 mi (8,664.55 km) |
| Duncan to Seregno | 5,275.53 mi (8,490.14 km) |
| Duncan to Seriate | 5,294.33 mi (8,520.40 km) |
| Duncan to Sermoneta | 5,597.86 mi (9,008.88 km) |
| Duncan to Serramanna | 5,519.26 mi (8,882.39 km) |
| Duncan to Serravalle Pistoiese | 5,411.89 mi (8,709.59 km) |
| Duncan to Sessa Aurunca | 5,649.87 mi (9,092.58 km) |
| Duncan to Sesto Calende | 5,249.96 mi (8,449.00 km) |
| Duncan to Sesto Fiorentino | 5,429.21 mi (8,737.47 km) |
| Duncan to Sesto San Giovanni | 5,281.56 mi (8,499.85 km) |
| Duncan to Sestri Levante | 5,339.19 mi (8,592.59 km) |
