| Castro Valley to Floha | 5,740.60 mi (9,238.60 km) |
| Castro Valley to Florsheim | 5,668.16 mi (9,122.03 km) |
| Castro Valley to Florstadt | 5,663.24 mi (9,114.10 km) |
| Castro Valley to Forchheim | 5,754.16 mi (9,260.42 km) |
| Castro Valley to Foritz | 5,723.44 mi (9,210.99 km) |
| Castro Valley to Forst (Lausitz) | 5,727.57 mi (9,217.63 km) |
| Castro Valley to Frankenberg | 5,736.63 mi (9,232.21 km) |
| Castro Valley to Frankenberg | 5,620.58 mi (9,045.45 km) |
| Castro Valley to Frankenthal | 5,692.43 mi (9,161.09 km) |
| Castro Valley to Frankfurt | 5,669.70 mi (9,124.50 km) |
| Castro Valley to Frankfurt (Oder) | 5,690.48 mi (9,157.94 km) |
| Castro Valley to Frechen | 5,575.39 mi (8,972.73 km) |
| Castro Valley to Freiberg | 5,744.02 mi (9,244.11 km) |
| Castro Valley to Freiberg am Neckar | 5,748.63 mi (9,251.53 km) |
| Castro Valley to Freiburg im Breisgau | 5,762.84 mi (9,274.40 km) |
