| Piqua to Haaren | 4,101.32 mi (6,600.44 km) |
| Piqua to Haarlem | 4,054.04 mi (6,524.35 km) |
| Piqua to Hardenberg | 4,122.57 mi (6,634.63 km) |
| Piqua to Harderwijk | 4,092.10 mi (6,585.59 km) |
| Piqua to Hardinxveld-Giessendam | 4,079.25 mi (6,564.92 km) |
| Piqua to Haren | 4,102.79 mi (6,602.80 km) |
| Piqua to Harenkarspel | 4,048.39 mi (6,515.25 km) |
| Piqua to Harlingen | 4,059.29 mi (6,532.79 km) |
| Piqua to Hattem | 4,105.26 mi (6,606.77 km) |
| Piqua to Heemskerk | 4,051.19 mi (6,519.76 km) |
| Piqua to Heemstede | 4,054.45 mi (6,525.00 km) |
| Piqua to Heerde | 4,107.28 mi (6,610.04 km) |
| Piqua to Heerenveen | 4,085.01 mi (6,574.19 km) |
| Piqua to Heerhugowaard | 4,052.82 mi (6,522.38 km) |
| Piqua to Heerlen | 4,153.08 mi (6,683.74 km) |
