| Round Lake Beach to Sudbury | 3,955.99 mi (6,366.56 km) |
| Round Lake Beach to Sunbury | 3,932.98 mi (6,329.52 km) |
| Round Lake Beach to Sunderland | 3,788.66 mi (6,097.27 km) |
| Round Lake Beach to Sunninghill | 3,924.87 mi (6,316.47 km) |
| Round Lake Beach to Surbiton | 3,938.37 mi (6,338.19 km) |
| Round Lake Beach to Sutton | 3,943.50 mi (6,346.45 km) |
| Round Lake Beach to Sutton Coldfield | 3,843.85 mi (6,186.08 km) |
| Round Lake Beach to Sutton in Ashfield | 3,847.28 mi (6,191.60 km) |
| Round Lake Beach to Sutton on Hull | 3,861.94 mi (6,215.19 km) |
| Round Lake Beach to Swadlincote | 3,847.20 mi (6,191.47 km) |
| Round Lake Beach to Swallownest | 3,837.56 mi (6,175.96 km) |
| Round Lake Beach to Swanage | 3,900.52 mi (6,277.29 km) |
| Round Lake Beach to Swindon | 3,876.97 mi (6,239.38 km) |
| Round Lake Beach to Swinton | 3,834.07 mi (6,170.33 km) |
| Round Lake Beach to Swinton | 3,795.46 mi (6,108.21 km) |
