| Rancho Cucamonga to Spello | 6,252.62 mi (10,062.61 km) |
| Rancho Cucamonga to Spilamberto | 6,117.76 mi (9,845.58 km) |
| Rancho Cucamonga to Spilimbergo | 6,090.96 mi (9,802.46 km) |
| Rancho Cucamonga to Spinea | 6,102.80 mi (9,821.51 km) |
| Rancho Cucamonga to Spoleto | 6,265.49 mi (10,083.33 km) |
| Rancho Cucamonga to Spoltore | 6,327.98 mi (10,183.90 km) |
| Rancho Cucamonga to Spresiano | 6,090.09 mi (9,801.05 km) |
| Rancho Cucamonga to Squinzano | 6,561.18 mi (10,559.19 km) |
| Rancho Cucamonga to Statte | 6,527.56 mi (10,505.10 km) |
| Rancho Cucamonga to Stezzano | 6,015.84 mi (9,681.56 km) |
| Rancho Cucamonga to Strada | 6,177.49 mi (9,941.71 km) |
| Rancho Cucamonga to Stradella | 6,033.92 mi (9,710.65 km) |
| Rancho Cucamonga to Striano | 6,430.69 mi (10,349.20 km) |
| Rancho Cucamonga to Subiaco | 6,322.99 mi (10,175.88 km) |
| Rancho Cucamonga to Sulmona | 6,343.29 mi (10,208.54 km) |
