| Prunedale to Smolyan | 6,618.65 mi (10,651.69 km) |
| Prunedale to Sofia | 6,518.07 mi (10,489.82 km) |
| Prunedale to Sopot | 6,553.80 mi (10,547.32 km) |
| Prunedale to Sozopol | 6,632.59 mi (10,674.12 km) |
| Prunedale to Sredets | 6,626.24 mi (10,663.90 km) |
| Prunedale to Stamboliyski | 6,580.82 mi (10,590.81 km) |
| Prunedale to Stara Zagora | 6,587.39 mi (10,601.37 km) |
| Prunedale to Svilengrad | 6,641.10 mi (10,687.82 km) |
| Prunedale to Svishtov | 6,507.19 mi (10,472.31 km) |
| Prunedale to Targovishte | 6,556.68 mi (10,551.95 km) |
| Prunedale to Teteven | 6,526.36 mi (10,503.16 km) |
| Prunedale to Troyan | 6,538.61 mi (10,522.88 km) |
| Prunedale to Tryavna | 6,557.10 mi (10,552.63 km) |
| Prunedale to Tutrakan | 6,507.29 mi (10,472.46 km) |
| Prunedale to Varna | 6,586.64 mi (10,600.17 km) |
