| Grefrath to Hohenkirchen-Siegertsbrunn | 332.61 mi (535.28 km) |
| Grefrath to Hohenmolsen | 249.25 mi (401.13 km) |
| Grefrath to Hohenstein-Ernstthal | 279.21 mi (449.34 km) |
| Grefrath to Hohr-Grenzhausen | 85.09 mi (136.94 km) |
| Grefrath to Holzgerlingen | 220.86 mi (355.44 km) |
| Grefrath to Holzkirchen | 338.20 mi (544.28 km) |
| Grefrath to Holzminden | 137.69 mi (221.59 km) |
| Grefrath to Holzwickede | 56.13 mi (90.33 km) |
| Grefrath to Homburg | 146.24 mi (235.36 km) |
| Grefrath to Hoppegarten | 322.46 mi (518.95 km) |
| Grefrath to Horb am Neckar | 225.46 mi (362.84 km) |
| Grefrath to Horn-Bad Meinberg | 118.83 mi (191.24 km) |
| Grefrath to Horstel | 85.07 mi (136.90 km) |
| Grefrath to Hosbach | 155.55 mi (250.34 km) |
| Grefrath to Hovelhof | 104.56 mi (168.27 km) |
