| Kalkar to Veliki Preslav | 1,121.23 mi (1,804.44 km) |
| Kalkar to Veliko Tarnovo | 1,078.58 mi (1,735.80 km) |
| Kalkar to Velingrad | 1,067.83 mi (1,718.50 km) |
| Kalkar to Vidin | 932.52 mi (1,500.74 km) |
| Kalkar to Vratsa | 994.78 mi (1,600.95 km) |
| Kalkar to Yambol | 1,139.32 mi (1,833.56 km) |
| Kalkar to Zlatograd | 1,138.87 mi (1,832.84 km) |
| Kalkar to Beli Manastir | 694.64 mi (1,117.92 km) |
| Kalkar to Bjelovar | 625.59 mi (1,006.79 km) |
| Kalkar to Cakovec | 588.64 mi (947.32 km) |
| Kalkar to Cepin | 704.86 mi (1,134.37 km) |
| Kalkar to Crikvenica | 593.82 mi (955.66 km) |
| Kalkar to Dakovo | 708.93 mi (1,140.91 km) |
| Kalkar to Daruvar | 653.88 mi (1,052.31 km) |
| Kalkar to Duga Resa | 603.97 mi (972.00 km) |
