| Ponca City to Sereflikochisar | 6,336.84 mi (10,198.16 km) |
| Ponca City to Serik | 6,364.30 mi (10,242.36 km) |
| Ponca City to Serinhisar | 6,264.75 mi (10,082.14 km) |
| Ponca City to Serinyol | 6,566.51 mi (10,567.77 km) |
| Ponca City to Seydisehir | 6,363.24 mi (10,240.65 km) |
| Ponca City to Seyhan | 6,503.77 mi (10,466.81 km) |
| Ponca City to Seyitgazi | 6,214.96 mi (10,002.02 km) |
| Ponca City to Siirt | 6,653.75 mi (10,708.17 km) |
| Ponca City to Sile | 6,086.56 mi (9,795.37 km) |
| Ponca City to Silifke | 6,490.77 mi (10,445.88 km) |
| Ponca City to Silivri | 6,045.86 mi (9,729.87 km) |
| Ponca City to Silopi | 6,708.60 mi (10,796.45 km) |
| Ponca City to Simav | 6,175.53 mi (9,938.55 km) |
| Ponca City to Sinanpasa | 6,236.94 mi (10,037.39 km) |
| Ponca City to Sindirgi | 6,139.11 mi (9,879.94 km) |
