| Poquoson to Smolyan | 5,069.00 mi (8,157.76 km) |
| Poquoson to Sofia | 4,967.36 mi (7,994.19 km) |
| Poquoson to Sopot | 5,028.68 mi (8,092.88 km) |
| Poquoson to Sozopol | 5,159.86 mi (8,303.99 km) |
| Poquoson to Sredets | 5,142.10 mi (8,275.42 km) |
| Poquoson to Stamboliyski | 5,040.11 mi (8,111.28 km) |
| Poquoson to Stara Zagora | 5,074.73 mi (8,166.99 km) |
| Poquoson to Svilengrad | 5,124.53 mi (8,247.14 km) |
| Poquoson to Svishtov | 5,015.08 mi (8,071.00 km) |
| Poquoson to Targovishte | 5,080.17 mi (8,175.75 km) |
| Poquoson to Teteven | 4,998.04 mi (8,043.57 km) |
| Poquoson to Troyan | 5,018.06 mi (8,075.78 km) |
| Poquoson to Tryavna | 5,051.14 mi (8,129.02 km) |
| Poquoson to Tutrakan | 5,049.20 mi (8,125.91 km) |
| Poquoson to Varna | 5,135.66 mi (8,265.05 km) |
