| Webster Groves to Sacile | 4,897.43 mi (7,881.66 km) |
| Webster Groves to Sala Consilina | 5,256.45 mi (8,459.44 km) |
| Webster Groves to Salemi | 5,251.25 mi (8,451.06 km) |
| Webster Groves to Salerno | 5,209.97 mi (8,384.63 km) |
| Webster Groves to Salo | 4,835.30 mi (7,781.66 km) |
| Webster Groves to Salsomaggiore Terme | 4,844.53 mi (7,796.51 km) |
| Webster Groves to Saluzzo | 4,750.44 mi (7,645.10 km) |
| Webster Groves to Salzano | 4,900.20 mi (7,886.11 km) |
| Webster Groves to Samarate | 4,765.12 mi (7,668.72 km) |
| Webster Groves to San Benedetto del Tronto | 5,077.40 mi (8,171.29 km) |
| Webster Groves to San Biagio di Callalta | 4,904.27 mi (7,892.66 km) |
| Webster Groves to San Bonifacio | 4,872.90 mi (7,842.17 km) |
| Webster Groves to San Casciano in Val di Pesa | 4,939.67 mi (7,949.63 km) |
| Webster Groves to San Cataldo | 5,316.19 mi (8,555.57 km) |
| Webster Groves to San Cesareo | 5,081.42 mi (8,177.76 km) |
