| North Hykeham to Sestu | 1,062.74 mi (1,710.31 km) |
| North Hykeham to Settimo Torinese | 671.22 mi (1,080.22 km) |
| North Hykeham to Seveso | 678.84 mi (1,092.49 km) |
| North Hykeham to Sezze | 1,026.08 mi (1,651.31 km) |
| North Hykeham to Siano | 1,113.47 mi (1,791.95 km) |
| North Hykeham to Siena | 872.43 mi (1,404.04 km) |
| North Hykeham to Signa | 839.44 mi (1,350.95 km) |
| North Hykeham to Silea | 776.32 mi (1,249.36 km) |
| North Hykeham to Silvi Paese | 998.33 mi (1,606.66 km) |
| North Hykeham to Sinalunga | 889.72 mi (1,431.87 km) |
| North Hykeham to Siniscola | 995.15 mi (1,601.53 km) |
| North Hykeham to Sinnai | 1,064.81 mi (1,713.64 km) |
| North Hykeham to Siracusa | 1,349.30 mi (2,171.49 km) |
| North Hykeham to Solaro | 678.90 mi (1,092.58 km) |
| North Hykeham to Soliera | 781.18 mi (1,257.19 km) |
