| Castelo Branco to Friendswood (Texas) | 4,835.48 mi (7,781.95 km) |
| Castelo Branco to Frisco (Texas) | 4,769.74 mi (7,676.15 km) |
| Castelo Branco to Front Royal (Virginia) | 3,670.99 mi (5,907.88 km) |
| Castelo Branco to Fruit Cove (Florida) | 4,132.02 mi (6,649.84 km) |
| Castelo Branco to Fruita (Colorado) | 5,060.58 mi (8,144.22 km) |
| Castelo Branco to Fruitville (Florida) | 4,276.66 mi (6,882.62 km) |
| Castelo Branco to Fuller Heights (Florida) | 4,230.79 mi (6,808.80 km) |
| Castelo Branco to Fullerton (California) | 5,684.57 mi (9,148.44 km) |
| Castelo Branco to Fullerton (Pennsylvania) | 3,492.18 mi (5,620.13 km) |
| Castelo Branco to Fulshear (Texas) | 4,861.66 mi (7,824.08 km) |
| Castelo Branco to Fulton (Missouri) | 4,328.12 mi (6,965.44 km) |
| Castelo Branco to Fulton (New York) | 3,467.39 mi (5,580.23 km) |
| Castelo Branco to Fuquay-Varina (North Carolina) | 3,802.01 mi (6,118.75 km) |
| Castelo Branco to Gadsden (Alabama) | 4,214.19 mi (6,782.09 km) |
| Castelo Branco to Gaffney (South Carolina) | 3,962.09 mi (6,376.37 km) |
