| Hudiksvall to Sacile | 1,104.82 mi (1,778.04 km) |
| Hudiksvall to Sala Consilina | 1,475.36 mi (2,374.37 km) |
| Hudiksvall to Salemi | 1,662.81 mi (2,676.03 km) |
| Hudiksvall to Salerno | 1,457.95 mi (2,346.34 km) |
| Hudiksvall to Salo | 1,145.42 mi (1,843.37 km) |
| Hudiksvall to Salsomaggiore Terme | 1,203.86 mi (1,937.43 km) |
| Hudiksvall to Saluzzo | 1,242.99 mi (2,000.40 km) |
| Hudiksvall to Salzano | 1,137.09 mi (1,829.96 km) |
| Hudiksvall to Samarate | 1,162.39 mi (1,870.68 km) |
| Hudiksvall to San Benedetto del Tronto | 1,304.57 mi (2,099.50 km) |
| Hudiksvall to San Biagio di Callalta | 1,124.77 mi (1,810.14 km) |
| Hudiksvall to San Bonifacio | 1,152.51 mi (1,854.79 km) |
| Hudiksvall to San Casciano in Val di Pesa | 1,272.15 mi (2,047.33 km) |
| Hudiksvall to San Cataldo | 1,680.92 mi (2,705.18 km) |
| Hudiksvall to San Cesareo | 1,387.69 mi (2,233.27 km) |
