| Castaic to Hameenkyro | 5,460.59 mi (8,787.97 km) |
| Castaic to Hameenlinna | 5,520.00 mi (8,883.57 km) |
| Castaic to Hamina | 5,590.61 mi (8,997.22 km) |
| Castaic to Hanko | 5,562.81 mi (8,952.47 km) |
| Castaic to Hattula | 5,514.73 mi (8,875.09 km) |
| Castaic to Haukipudas | 5,283.26 mi (8,502.58 km) |
| Castaic to Hausjarvi | 5,541.69 mi (8,918.49 km) |
| Castaic to Heinola | 5,533.45 mi (8,905.23 km) |
| Castaic to Helsinki | 5,577.28 mi (8,975.76 km) |
| Castaic to Hollola | 5,537.74 mi (8,912.14 km) |
| Castaic to Huittinen | 5,478.98 mi (8,817.57 km) |
| Castaic to Hyvinkaa | 5,548.06 mi (8,928.74 km) |
| Castaic to Ii | 5,275.59 mi (8,490.24 km) |
| Castaic to Iisalmi | 5,407.49 mi (8,702.51 km) |
| Castaic to Ilmajoki | 5,385.42 mi (8,667.00 km) |
