| Castro Valley to Erba | 5,921.78 mi (9,530.18 km) |
| Castro Valley to Erchie | 6,468.84 mi (10,410.59 km) |
| Castro Valley to Ercolano | 6,353.50 mi (10,224.96 km) |
| Castro Valley to Erice | 6,460.09 mi (10,396.51 km) |
| Castro Valley to Este | 6,023.78 mi (9,694.34 km) |
| Castro Valley to Fabriano | 6,167.00 mi (9,924.83 km) |
| Castro Valley to Faenza | 6,083.60 mi (9,790.61 km) |
| Castro Valley to Fagnano Olona | 5,919.99 mi (9,527.31 km) |
| Castro Valley to Fano | 6,141.16 mi (9,883.24 km) |
| Castro Valley to Fara in Sabina | 6,225.68 mi (10,019.26 km) |
| Castro Valley to Farra di Soligo | 5,999.31 mi (9,654.95 km) |
| Castro Valley to Fasano | 6,435.25 mi (10,356.54 km) |
| Castro Valley to Favara | 6,534.16 mi (10,515.71 km) |
| Castro Valley to Felino | 6,013.84 mi (9,678.34 km) |
| Castro Valley to Feltre | 5,985.97 mi (9,633.49 km) |
