| Hennef to Zottegem | 152.13 mi (244.82 km) |
| Hennef to Zulte | 168.18 mi (270.66 km) |
| Hennef to Zwevegem | 172.51 mi (277.62 km) |
| Hennef to Zwijndrecht | 131.71 mi (211.97 km) |
| Hennef to Asenovgrad | 1,029.57 mi (1,656.94 km) |
| Hennef to Aytos | 1,092.88 mi (1,758.82 km) |
| Hennef to Balchik | 1,100.35 mi (1,770.85 km) |
| Hennef to Bankya | 932.27 mi (1,500.35 km) |
| Hennef to Bansko | 986.32 mi (1,587.33 km) |
| Hennef to Berkovitsa | 907.26 mi (1,460.10 km) |
| Hennef to Blagoevgrad | 963.28 mi (1,550.24 km) |
| Hennef to Botevgrad | 947.86 mi (1,525.43 km) |
| Hennef to Burgas | 1,110.07 mi (1,786.49 km) |
| Hennef to Byala Slatina | 928.54 mi (1,494.34 km) |
| Hennef to Chirpan | 1,038.76 mi (1,671.72 km) |
