| Kirkby to Devnya | 1,551.75 mi (2,497.29 km) |
| Kirkby to Dimitrovgrad | 1,525.65 mi (2,455.29 km) |
| Kirkby to Dobrich | 1,547.66 mi (2,490.72 km) |
| Kirkby to Dospat | 1,489.00 mi (2,396.31 km) |
| Kirkby to Dupnitsa | 1,420.56 mi (2,286.18 km) |
| Kirkby to Elhovo | 1,558.02 mi (2,507.39 km) |
| Kirkby to Etropole | 1,428.50 mi (2,298.94 km) |
| Kirkby to Gabrovo | 1,478.81 mi (2,379.91 km) |
| Kirkby to Gorna Oryahovitsa | 1,481.53 mi (2,384.30 km) |
| Kirkby to Gotse Delchev | 1,476.46 mi (2,376.13 km) |
| Kirkby to Harmanli | 1,542.56 mi (2,482.52 km) |
| Kirkby to Haskovo | 1,529.66 mi (2,461.74 km) |
| Kirkby to Ihtiman | 1,439.30 mi (2,316.32 km) |
| Kirkby to Isperih | 1,501.54 mi (2,416.49 km) |
| Kirkby to Kardzhali | 1,534.91 mi (2,470.21 km) |
