| Carrick on Shannon to Smolyan | 1,724.13 mi (2,774.72 km) |
| Carrick on Shannon to Sofia | 1,620.71 mi (2,608.28 km) |
| Carrick on Shannon to Sopot | 1,678.69 mi (2,701.59 km) |
| Carrick on Shannon to Sozopol | 1,805.79 mi (2,906.13 km) |
| Carrick on Shannon to Sredets | 1,788.76 mi (2,878.73 km) |
| Carrick on Shannon to Stamboliyski | 1,692.93 mi (2,724.50 km) |
| Carrick on Shannon to Stara Zagora | 1,723.67 mi (2,773.99 km) |
| Carrick on Shannon to Svilengrad | 1,774.77 mi (2,856.21 km) |
| Carrick on Shannon to Svishtov | 1,661.19 mi (2,673.43 km) |
| Carrick on Shannon to Targovishte | 1,725.74 mi (2,777.31 km) |
| Carrick on Shannon to Teteven | 1,648.05 mi (2,652.28 km) |
| Carrick on Shannon to Troyan | 1,667.25 mi (2,683.18 km) |
| Carrick on Shannon to Tryavna | 1,698.95 mi (2,734.19 km) |
| Carrick on Shannon to Tutrakan | 1,693.94 mi (2,726.14 km) |
| Carrick on Shannon to Varna | 1,780.47 mi (2,865.39 km) |
