| Caerphilly to Hohenhameln | 567.27 mi (912.93 km) |
| Caerphilly to Hohenkirchen-Siegertsbrunn | 709.21 mi (1,141.36 km) |
| Caerphilly to Hohenmolsen | 660.12 mi (1,062.36 km) |
| Caerphilly to Hohenstein-Ernstthal | 690.75 mi (1,111.66 km) |
| Caerphilly to Hohr-Grenzhausen | 479.49 mi (771.66 km) |
| Caerphilly to Holzgerlingen | 577.81 mi (929.90 km) |
| Caerphilly to Holzkirchen | 711.90 mi (1,145.68 km) |
| Caerphilly to Holzminden | 541.95 mi (872.19 km) |
| Caerphilly to Holzwickede | 465.22 mi (748.71 km) |
| Caerphilly to Homburg | 489.30 mi (787.45 km) |
| Caerphilly to Hoppegarten | 718.75 mi (1,156.71 km) |
| Caerphilly to Horb am Neckar | 570.53 mi (918.18 km) |
| Caerphilly to Horn-Bad Meinberg | 521.24 mi (838.86 km) |
| Caerphilly to Horstel | 462.46 mi (744.26 km) |
| Caerphilly to Hosbach | 552.54 mi (889.23 km) |
