| Hackettstown to Sereflikochisar | 5,316.77 mi (8,556.51 km) |
| Hackettstown to Serik | 5,311.96 mi (8,548.77 km) |
| Hackettstown to Serinhisar | 5,206.00 mi (8,378.24 km) |
| Hackettstown to Serinyol | 5,544.76 mi (8,923.42 km) |
| Hackettstown to Seydisehir | 5,319.65 mi (8,561.15 km) |
| Hackettstown to Seyhan | 5,480.60 mi (8,820.18 km) |
| Hackettstown to Seyitgazi | 5,179.96 mi (8,336.35 km) |
| Hackettstown to Siirt | 5,689.11 mi (9,155.74 km) |
| Hackettstown to Sile | 5,058.94 mi (8,141.58 km) |
| Hackettstown to Silifke | 5,453.07 mi (8,775.88 km) |
| Hackettstown to Silivri | 5,008.86 mi (8,060.99 km) |
| Hackettstown to Silopi | 5,742.92 mi (9,242.34 km) |
| Hackettstown to Simav | 5,126.81 mi (8,250.80 km) |
| Hackettstown to Sinanpasa | 5,193.50 mi (8,358.14 km) |
| Hackettstown to Sindirgi | 5,086.68 mi (8,186.23 km) |
