| Castelo Branco to Archdale (North Carolina) | 3,850.94 mi (6,197.50 km) |
| Castelo Branco to Arden-Arcade (California) | 5,596.45 mi (9,006.62 km) |
| Castelo Branco to Ardmore (Oklahoma) | 4,743.42 mi (7,633.80 km) |
| Castelo Branco to Ardmore (Pennsylvania) | 3,499.93 mi (5,632.59 km) |
| Castelo Branco to Arecibo (Puerto Rico) | 3,791.78 mi (6,102.28 km) |
| Castelo Branco to Arkadelphia (Arkansas) | 4,553.33 mi (7,327.88 km) |
| Castelo Branco to Arkansas City (Kansas) | 4,628.33 mi (7,448.57 km) |
| Castelo Branco to Arlington (Tennessee) | 4,347.87 mi (6,997.22 km) |
| Castelo Branco to Arlington (Texas) | 4,802.17 mi (7,728.35 km) |
| Castelo Branco to Arlington (Virginia) | 3,619.53 mi (5,825.08 km) |
| Castelo Branco to Arlington (Washington) | 5,162.69 mi (8,308.55 km) |
| Castelo Branco to Arlington Heights (Illinois) | 4,037.31 mi (6,497.43 km) |
| Castelo Branco to Arnold (Maryland) | 3,585.29 mi (5,769.97 km) |
| Castelo Branco to Arnold (Missouri) | 4,269.51 mi (6,871.12 km) |
| Castelo Branco to Arroyo Grande (California) | 5,733.85 mi (9,227.74 km) |
