| Norristown to Seysses | 3,809.52 mi (6,130.83 km) |
| Norristown to Sin-le-Noble | 3,700.95 mi (5,956.11 km) |
| Norristown to Six-Fours-les-Plages | 4,025.08 mi (6,477.75 km) |
| Norristown to Soissons | 3,734.81 mi (6,010.59 km) |
| Norristown to Soisy-sous-Montmorency | 3,702.13 mi (5,958.00 km) |
| Norristown to Sollies-Pont | 4,032.16 mi (6,489.13 km) |
| Norristown to Somain | 3,707.95 mi (5,967.38 km) |
| Norristown to Sorgues | 3,954.45 mi (6,364.07 km) |
| Norristown to Sotteville-les-Rouen | 3,640.66 mi (5,859.08 km) |
| Norristown to Soyaux | 3,699.26 mi (5,953.39 km) |
| Norristown to Stains | 3,706.62 mi (5,965.23 km) |
| Norristown to Stiring-Wendel | 3,889.02 mi (6,258.78 km) |
| Norristown to Strasbourg | 3,940.57 mi (6,341.73 km) |
| Norristown to Sucy-en-Brie | 3,717.17 mi (5,982.21 km) |
| Norristown to Suresnes | 3,701.80 mi (5,957.48 km) |
