| Portchester to Southwick | 281.97 mi (453.78 km) |
| Portchester to Southwick | 38.44 mi (61.87 km) |
| Portchester to Sowerby Bridge | 200.95 mi (323.40 km) |
| Portchester to Spalding | 140.51 mi (226.13 km) |
| Portchester to Spennymoor | 267.28 mi (430.15 km) |
| Portchester to Spitalfields | 64.97 mi (104.56 km) |
| Portchester to Spondon | 144.07 mi (231.87 km) |
| Portchester to Stafford | 142.28 mi (228.98 km) |
| Portchester to Staines-upon-Thames | 48.68 mi (78.35 km) |
| Portchester to Stalybridge | 186.62 mi (300.33 km) |
| Portchester to Stamford | 128.25 mi (206.40 km) |
| Portchester to Standish | 200.53 mi (322.72 km) |
| Portchester to Stanford le Hope | 81.43 mi (131.04 km) |
| Portchester to Stanley | 199.04 mi (320.32 km) |
| Portchester to Stanmore | 63.96 mi (102.93 km) |
