| North Merrick to Smolyan | 4,797.83 mi (7,721.36 km) |
| North Merrick to Sofia | 4,695.62 mi (7,556.87 km) |
| North Merrick to Sopot | 4,755.97 mi (7,653.99 km) |
| North Merrick to Sozopol | 4,885.32 mi (7,862.16 km) |
| North Merrick to Sredets | 4,868.01 mi (7,834.31 km) |
| North Merrick to Stamboliyski | 4,768.28 mi (7,673.81 km) |
| North Merrick to Stara Zagora | 4,801.65 mi (7,727.51 km) |
| North Merrick to Svilengrad | 4,851.95 mi (7,808.46 km) |
| North Merrick to Svishtov | 4,740.64 mi (7,629.33 km) |
| North Merrick to Targovishte | 4,805.36 mi (7,733.48 km) |
| North Merrick to Teteven | 4,725.31 mi (7,604.65 km) |
| North Merrick to Troyan | 4,745.05 mi (7,636.41 km) |
| North Merrick to Tryavna | 4,777.58 mi (7,688.78 km) |
| North Merrick to Tutrakan | 4,773.37 mi (7,682.00 km) |
| North Merrick to Varna | 4,859.99 mi (7,821.39 km) |
