| Caerphilly to Herzberg | 704.11 mi (1,133.16 km) |
| Caerphilly to Herzberg am Harz | 580.88 mi (934.84 km) |
| Caerphilly to Herzogenaurach | 632.99 mi (1,018.70 km) |
| Caerphilly to Herzogenrath | 405.92 mi (653.27 km) |
| Caerphilly to Hessisch Lichtenau | 557.58 mi (897.34 km) |
| Caerphilly to Hessisch Oldendorf | 532.77 mi (857.41 km) |
| Caerphilly to Hettstedt | 630.52 mi (1,014.72 km) |
| Caerphilly to Heubach | 611.95 mi (984.83 km) |
| Caerphilly to Heusenstamm | 534.52 mi (860.23 km) |
| Caerphilly to Heusweiler | 472.00 mi (759.61 km) |
| Caerphilly to Hiddenhausen | 505.93 mi (814.21 km) |
| Caerphilly to Hilchenbach | 490.61 mi (789.56 km) |
| Caerphilly to Hildburghausen | 611.71 mi (984.45 km) |
| Caerphilly to Hilden | 438.63 mi (705.91 km) |
| Caerphilly to Hildesheim | 562.45 mi (905.18 km) |
