| Porsgrunn to Sacile | 915.83 mi (1,473.89 km) |
| Porsgrunn to Sala Consilina | 1,318.35 mi (2,121.67 km) |
| Porsgrunn to Salemi | 1,478.02 mi (2,378.65 km) |
| Porsgrunn to Salerno | 1,292.52 mi (2,080.10 km) |
| Porsgrunn to Salo | 934.47 mi (1,503.88 km) |
| Porsgrunn to Salsomaggiore Terme | 988.15 mi (1,590.28 km) |
| Porsgrunn to Saluzzo | 1,004.13 mi (1,615.99 km) |
| Porsgrunn to Salzano | 943.78 mi (1,518.86 km) |
| Porsgrunn to Samarate | 933.48 mi (1,502.29 km) |
| Porsgrunn to San Benedetto del Tronto | 1,131.01 mi (1,820.19 km) |
| Porsgrunn to San Biagio di Callalta | 934.47 mi (1,503.88 km) |
| Porsgrunn to San Bonifacio | 949.92 mi (1,528.75 km) |
| Porsgrunn to San Casciano in Val di Pesa | 1,069.92 mi (1,721.87 km) |
| Porsgrunn to San Cataldo | 1,506.76 mi (2,424.90 km) |
| Porsgrunn to San Cesareo | 1,202.62 mi (1,935.43 km) |
