| Troisdorf to Annaberg-Buchholz | 256.32 mi (412.51 km) |
| Troisdorf to Anrochte | 72.73 mi (117.05 km) |
| Troisdorf to Ansbach | 184.61 mi (297.10 km) |
| Troisdorf to Apen | 168.50 mi (271.17 km) |
| Troisdorf to Apolda | 190.45 mi (306.49 km) |
| Troisdorf to Appenweier | 161.54 mi (259.98 km) |
| Troisdorf to Arnsberg | 56.18 mi (90.41 km) |
| Troisdorf to Arnstadt | 165.44 mi (266.25 km) |
| Troisdorf to Aschaffenburg | 105.65 mi (170.02 km) |
| Troisdorf to Ascheberg | 70.14 mi (112.88 km) |
| Troisdorf to Aschersleben | 197.13 mi (317.25 km) |
| Troisdorf to Aschheim | 274.24 mi (441.35 km) |
| Troisdorf to Asperg | 159.01 mi (255.90 km) |
| Troisdorf to Asslar | 59.59 mi (95.90 km) |
| Troisdorf to Attendorn | 38.48 mi (61.92 km) |
