| Alpena to Sacile | 4,334.06 mi (6,974.99 km) |
| Alpena to Sala Consilina | 4,699.31 mi (7,562.82 km) |
| Alpena to Salemi | 4,703.18 mi (7,569.04 km) |
| Alpena to Salerno | 4,653.29 mi (7,488.75 km) |
| Alpena to Salo | 4,274.14 mi (6,878.56 km) |
| Alpena to Salsomaggiore Terme | 4,285.27 mi (6,896.47 km) |
| Alpena to Saluzzo | 4,194.00 mi (6,749.59 km) |
| Alpena to Salzano | 4,337.80 mi (6,981.01 km) |
| Alpena to Samarate | 4,205.49 mi (6,768.09 km) |
| Alpena to San Benedetto del Tronto | 4,517.63 mi (7,270.43 km) |
| Alpena to San Biagio di Callalta | 4,341.41 mi (6,986.83 km) |
| Alpena to San Bonifacio | 4,311.42 mi (6,938.56 km) |
| Alpena to San Casciano in Val di Pesa | 4,381.37 mi (7,051.13 km) |
| Alpena to San Cataldo | 4,767.10 mi (7,671.90 km) |
| Alpena to San Cesareo | 4,524.87 mi (7,282.08 km) |
