| Greenwood Village to Smolyan | 5,997.35 mi (9,651.80 km) |
| Greenwood Village to Sofia | 5,893.51 mi (9,484.68 km) |
| Greenwood Village to Sopot | 5,939.61 mi (9,558.87 km) |
| Greenwood Village to Sozopol | 6,040.00 mi (9,720.44 km) |
| Greenwood Village to Sredets | 6,029.25 mi (9,703.13 km) |
| Greenwood Village to Stamboliyski | 5,961.71 mi (9,594.44 km) |
| Greenwood Village to Stara Zagora | 5,978.74 mi (9,621.85 km) |
| Greenwood Village to Svilengrad | 6,032.60 mi (9,708.52 km) |
| Greenwood Village to Svishtov | 5,903.69 mi (9,501.08 km) |
| Greenwood Village to Targovishte | 5,960.40 mi (9,592.33 km) |
| Greenwood Village to Teteven | 5,910.19 mi (9,511.54 km) |
| Greenwood Village to Troyan | 5,925.64 mi (9,536.40 km) |
| Greenwood Village to Tryavna | 5,950.01 mi (9,575.62 km) |
| Greenwood Village to Tutrakan | 5,916.27 mi (9,521.31 km) |
| Greenwood Village to Varna | 6,000.68 mi (9,657.16 km) |
