| Ballincollig to Karlovo | 1,672.75 mi (2,692.04 km) |
| Ballincollig to Karnobat | 1,765.02 mi (2,840.53 km) |
| Ballincollig to Kavarna | 1,792.34 mi (2,884.50 km) |
| Ballincollig to Kazanlak | 1,698.77 mi (2,733.91 km) |
| Ballincollig to Knezha | 1,609.71 mi (2,590.58 km) |
| Ballincollig to Kostinbrod | 1,599.21 mi (2,573.67 km) |
| Ballincollig to Kozloduy | 1,584.45 mi (2,549.93 km) |
| Ballincollig to Kyustendil | 1,597.90 mi (2,571.57 km) |
| Ballincollig to Levski | 1,659.05 mi (2,669.98 km) |
| Ballincollig to Lom | 1,561.96 mi (2,513.73 km) |
| Ballincollig to Lovech | 1,650.17 mi (2,655.70 km) |
| Ballincollig to Lukovit | 1,624.48 mi (2,614.35 km) |
| Ballincollig to Lyaskovets | 1,693.71 mi (2,725.77 km) |
| Ballincollig to Mezdra | 1,606.72 mi (2,585.76 km) |
| Ballincollig to Momchilgrad | 1,742.34 mi (2,804.02 km) |
