| Bad Honnef am Rhein to Grottaglie | 853.64 mi (1,373.81 km) |
| Bad Honnef am Rhein to Grottammare | 614.49 mi (988.92 km) |
| Bad Honnef am Rhein to Grugliasco | 385.67 mi (620.68 km) |
| Bad Honnef am Rhein to Grumo Appula | 805.14 mi (1,295.76 km) |
| Bad Honnef am Rhein to Grumo Nevano | 751.05 mi (1,208.69 km) |
| Bad Honnef am Rhein to Gualdo Tadino | 574.89 mi (925.20 km) |
| Bad Honnef am Rhein to Guardiagrele | 671.09 mi (1,080.01 km) |
| Bad Honnef am Rhein to Guastalla | 426.67 mi (686.66 km) |
| Bad Honnef am Rhein to Gubbio | 563.00 mi (906.05 km) |
| Bad Honnef am Rhein to Guspini | 770.76 mi (1,240.43 km) |
| Bad Honnef am Rhein to Gussago | 373.66 mi (601.35 km) |
| Bad Honnef am Rhein to Iesi | 567.11 mi (912.68 km) |
| Bad Honnef am Rhein to Iesolo | 432.50 mi (696.03 km) |
| Bad Honnef am Rhein to Iglesias | 785.28 mi (1,263.78 km) |
| Bad Honnef am Rhein to Imola | 482.35 mi (776.26 km) |
