| Katwijk to Devnya | 1,234.54 mi (1,986.79 km) |
| Katwijk to Dimitrovgrad | 1,210.71 mi (1,948.45 km) |
| Katwijk to Dobrich | 1,230.33 mi (1,980.02 km) |
| Katwijk to Dospat | 1,176.60 mi (1,893.56 km) |
| Katwijk to Dupnitsa | 1,108.45 mi (1,783.88 km) |
| Katwijk to Elhovo | 1,242.09 mi (1,998.95 km) |
| Katwijk to Etropole | 1,113.99 mi (1,792.80 km) |
| Katwijk to Gabrovo | 1,162.97 mi (1,871.62 km) |
| Katwijk to Gorna Oryahovitsa | 1,165.14 mi (1,875.11 km) |
| Katwijk to Gotse Delchev | 1,164.95 mi (1,874.81 km) |
| Katwijk to Harmanli | 1,227.51 mi (1,975.48 km) |
| Katwijk to Haskovo | 1,214.94 mi (1,955.25 km) |
| Katwijk to Ihtiman | 1,125.77 mi (1,811.75 km) |
| Katwijk to Isperih | 1,184.30 mi (1,905.94 km) |
| Katwijk to Kardzhali | 1,220.89 mi (1,964.83 km) |
