| Castelo Branco to Accokeek (Maryland) | 3,620.59 mi (5,826.78 km) |
| Castelo Branco to Acworth (Georgia) | 4,146.12 mi (6,672.54 km) |
| Castelo Branco to Ada (Oklahoma) | 4,699.66 mi (7,563.38 km) |
| Castelo Branco to Addison (Illinois) | 4,043.70 mi (6,507.70 km) |
| Castelo Branco to Addison (Texas) | 4,778.15 mi (7,689.69 km) |
| Castelo Branco to Adelanto (California) | 5,631.25 mi (9,062.62 km) |
| Castelo Branco to Adelphi (Maryland) | 3,609.34 mi (5,808.67 km) |
| Castelo Branco to Adrian (Michigan) | 3,862.22 mi (6,215.64 km) |
| Castelo Branco to Affton (Missouri) | 4,263.15 mi (6,860.88 km) |
| Castelo Branco to Agoura Hills (California) | 5,706.40 mi (9,183.56 km) |
| Castelo Branco to Aguadilla (Puerto Rico) | 3,814.18 mi (6,138.32 km) |
| Castelo Branco to Aiken (South Carolina) | 4,017.53 mi (6,465.59 km) |
| Castelo Branco to Akron (Ohio) | 3,768.29 mi (6,064.47 km) |
| Castelo Branco to Alabaster (Alabama) | 4,282.02 mi (6,891.25 km) |
| Castelo Branco to Alachua (Florida) | 4,187.74 mi (6,739.52 km) |
