| Apache Junction to Smolyan | 6,557.83 mi (10,553.81 km) |
| Apache Junction to Sofia | 6,454.18 mi (10,387.00 km) |
| Apache Junction to Sopot | 6,499.22 mi (10,459.49 km) |
| Apache Junction to Sozopol | 6,597.12 mi (10,617.04 km) |
| Apache Junction to Sredets | 6,586.92 mi (10,600.63 km) |
| Apache Junction to Stamboliyski | 6,521.90 mi (10,495.99 km) |
| Apache Junction to Stara Zagora | 6,537.78 mi (10,521.53 km) |
| Apache Junction to Svilengrad | 6,591.70 mi (10,608.32 km) |
| Apache Junction to Svishtov | 6,461.98 mi (10,399.54 km) |
| Apache Junction to Targovishte | 6,517.86 mi (10,489.48 km) |
| Apache Junction to Teteven | 6,469.99 mi (10,412.44 km) |
| Apache Junction to Troyan | 6,485.10 mi (10,436.76 km) |
| Apache Junction to Tryavna | 6,508.81 mi (10,474.92 km) |
| Apache Junction to Tutrakan | 6,472.94 mi (10,417.19 km) |
| Apache Junction to Varna | 6,556.82 mi (10,552.18 km) |
