| Walnut Creek to Hoyo de Manzanares | 5,752.23 mi (9,257.31 km) |
| Walnut Creek to Huelva | 5,799.94 mi (9,334.10 km) |
| Walnut Creek to Huercal de Almeria | 5,993.03 mi (9,644.85 km) |
| Walnut Creek to Huercal-Overa | 5,986.75 mi (9,634.75 km) |
| Walnut Creek to Huesca | 5,800.74 mi (9,335.40 km) |
| Walnut Creek to Huetor Vega | 5,936.49 mi (9,553.86 km) |
| Walnut Creek to Huetor-Tajar | 5,915.87 mi (9,520.67 km) |
| Walnut Creek to Humanes de Madrid | 5,772.99 mi (9,290.73 km) |
| Walnut Creek to Ibi | 5,973.87 mi (9,614.02 km) |
| Walnut Creek to Ibiza | 6,031.49 mi (9,706.74 km) |
| Walnut Creek to Icod de los Vinos | 5,789.99 mi (9,318.08 km) |
| Walnut Creek to Igualada | 5,899.11 mi (9,493.70 km) |
| Walnut Creek to Illescas | 5,779.56 mi (9,301.30 km) |
| Walnut Creek to Inca | 6,041.04 mi (9,722.11 km) |
| Walnut Creek to Ingenio | 5,868.03 mi (9,443.68 km) |
