| Troisdorf to San Mauro Pascoli | 524.78 mi (844.56 km) |
| Troisdorf to San Mauro Torinese | 395.64 mi (636.72 km) |
| Troisdorf to San Michele al Tagliamento | 440.09 mi (708.26 km) |
| Troisdorf to San Miniato | 522.23 mi (840.44 km) |
| Troisdorf to San Pancrazio Salentino | 882.70 mi (1,420.56 km) |
| Troisdorf to San Pietro in Casale | 466.11 mi (750.14 km) |
| Troisdorf to San Pietro Vernotico | 884.89 mi (1,424.09 km) |
| Troisdorf to San Prisco | 753.79 mi (1,213.11 km) |
| Troisdorf to San Remo | 484.42 mi (779.60 km) |
| Troisdorf to San Salvo | 704.40 mi (1,133.63 km) |
| Troisdorf to San Sebastiano al Vesuvio | 771.32 mi (1,241.32 km) |
| Troisdorf to San Severino Marche | 595.56 mi (958.46 km) |
| Troisdorf to San Severo | 741.60 mi (1,193.49 km) |
| Troisdorf to San Valentino Torio | 779.10 mi (1,253.84 km) |
| Troisdorf to San Vendemiano | 415.01 mi (667.89 km) |
