| Metuchen to Smolyan | 4,837.11 mi (7,784.58 km) |
| Metuchen to Sofia | 4,734.80 mi (7,619.93 km) |
| Metuchen to Sopot | 4,794.95 mi (7,716.73 km) |
| Metuchen to Sozopol | 4,923.90 mi (7,924.25 km) |
| Metuchen to Sredets | 4,906.69 mi (7,896.56 km) |
| Metuchen to Stamboliyski | 4,807.44 mi (7,736.83 km) |
| Metuchen to Stara Zagora | 4,840.56 mi (7,790.12 km) |
| Metuchen to Svilengrad | 4,890.96 mi (7,871.23 km) |
| Metuchen to Svishtov | 4,779.26 mi (7,691.47 km) |
| Metuchen to Targovishte | 4,843.89 mi (7,795.49 km) |
| Metuchen to Teteven | 4,764.29 mi (7,667.38 km) |
| Metuchen to Troyan | 4,783.97 mi (7,699.05 km) |
| Metuchen to Tryavna | 4,816.39 mi (7,751.23 km) |
| Metuchen to Tutrakan | 4,811.65 mi (7,743.61 km) |
| Metuchen to Varna | 4,898.30 mi (7,883.06 km) |
