| Castelo Branco to Iselin (New Jersey) | 3,437.29 mi (5,531.79 km) |
| Castelo Branco to Isla Vista (California) | 5,738.98 mi (9,236.00 km) |
| Castelo Branco to Issaquah (Washington) | 5,189.31 mi (8,351.38 km) |
| Castelo Branco to Ithaca (New York) | 3,493.52 mi (5,622.27 km) |
| Castelo Branco to Ives Estates (Florida) | 4,209.80 mi (6,775.02 km) |
| Castelo Branco to Jackson (Michigan) | 3,868.60 mi (6,225.91 km) |
| Castelo Branco to Jackson (Mississippi) | 4,482.17 mi (7,213.36 km) |
| Castelo Branco to Jackson (Missouri) | 4,272.09 mi (6,875.26 km) |
| Castelo Branco to Jackson (Tennessee) | 4,293.67 mi (6,909.99 km) |
| Castelo Branco to Jackson (Wyoming) | 4,959.98 mi (7,982.31 km) |
| Castelo Branco to Jacksonville (Alabama) | 4,208.33 mi (6,772.66 km) |
| Castelo Branco to Jacksonville (Arkansas) | 4,479.99 mi (7,209.84 km) |
| Castelo Branco to Jacksonville (Florida) | 4,126.53 mi (6,641.01 km) |
| Castelo Branco to Jacksonville (Illinois) | 4,218.30 mi (6,788.70 km) |
| Castelo Branco to Jacksonville (North Carolina) | 3,760.27 mi (6,051.57 km) |
