| Pacific Grove to Smolyan | 6,636.66 mi (10,680.68 km) |
| Pacific Grove to Sofia | 6,536.13 mi (10,518.89 km) |
| Pacific Grove to Sopot | 6,571.74 mi (10,576.19 km) |
| Pacific Grove to Sozopol | 6,650.24 mi (10,702.53 km) |
| Pacific Grove to Sredets | 6,643.95 mi (10,692.40 km) |
| Pacific Grove to Stamboliyski | 6,598.81 mi (10,619.76 km) |
| Pacific Grove to Stara Zagora | 6,605.25 mi (10,630.12 km) |
| Pacific Grove to Svilengrad | 6,658.95 mi (10,716.55 km) |
| Pacific Grove to Svishtov | 6,525.00 mi (10,500.98 km) |
| Pacific Grove to Targovishte | 6,574.39 mi (10,580.46 km) |
| Pacific Grove to Teteven | 6,544.32 mi (10,532.07 km) |
| Pacific Grove to Troyan | 6,556.54 mi (10,551.73 km) |
| Pacific Grove to Tryavna | 6,574.94 mi (10,581.35 km) |
| Pacific Grove to Tutrakan | 6,524.94 mi (10,500.88 km) |
| Pacific Grove to Varna | 6,604.21 mi (10,628.45 km) |
