| Gaithersburg to Harsewinkel | 3,983.34 mi (6,410.57 km) |
| Gaithersburg to Harsum | 4,043.43 mi (6,507.27 km) |
| Gaithersburg to Hasbergen | 3,964.12 mi (6,379.64 km) |
| Gaithersburg to Haselunne | 3,934.48 mi (6,331.93 km) |
| Gaithersburg to Hassfurt | 4,129.62 mi (6,645.98 km) |
| Gaithersburg to Hassloch | 4,059.01 mi (6,532.35 km) |
| Gaithersburg to Hatten | 3,957.89 mi (6,369.61 km) |
| Gaithersburg to Hattersheim | 4,047.39 mi (6,513.65 km) |
| Gaithersburg to Hattingen | 3,957.92 mi (6,369.66 km) |
| Gaithersburg to Hauzenberg | 4,298.34 mi (6,917.51 km) |
| Gaithersburg to Havixbeck | 3,951.17 mi (6,358.79 km) |
| Gaithersburg to Hechingen | 4,118.16 mi (6,627.55 km) |
| Gaithersburg to Heddesheim | 4,068.78 mi (6,548.07 km) |
| Gaithersburg to Heek | 3,935.01 mi (6,332.79 km) |
| Gaithersburg to Heide | 3,954.97 mi (6,364.92 km) |
