| Castelo Branco to Sugar Hill (Georgia) | 4,113.84 mi (6,620.58 km) |
| Castelo Branco to Sugar Land (Texas) | 4,853.66 mi (7,811.21 km) |
| Castelo Branco to Sugarland Run (Virginia) | 3,628.58 mi (5,839.63 km) |
| Castelo Branco to Sugarmill Woods (Florida) | 4,226.90 mi (6,802.54 km) |
| Castelo Branco to Suisun City (California) | 5,637.69 mi (9,072.99 km) |
| Castelo Branco to Suitland (Maryland) | 3,611.65 mi (5,812.38 km) |
| Castelo Branco to Sulphur (Louisiana) | 4,716.60 mi (7,590.63 km) |
| Castelo Branco to Sulphur Springs (Texas) | 4,712.59 mi (7,584.18 km) |
| Castelo Branco to Summerfield (Maryland) | 3,607.39 mi (5,805.53 km) |
| Castelo Branco to Summerfield (North Carolina) | 3,838.62 mi (6,177.66 km) |
| Castelo Branco to Summerlin South (Nevada) | 5,471.69 mi (8,805.83 km) |
| Castelo Branco to Summerville (South Carolina) | 3,957.63 mi (6,369.19 km) |
| Castelo Branco to Summit (Illinois) | 4,039.39 mi (6,500.77 km) |
| Castelo Branco to Summit (New Jersey) | 3,435.78 mi (5,529.36 km) |
| Castelo Branco to Sumner (Washington) | 5,211.15 mi (8,386.54 km) |
