| Castelo Branco to Stephenville (Texas) | 4,873.69 mi (7,843.44 km) |
| Castelo Branco to Sterling (Colorado) | 4,764.51 mi (7,667.74 km) |
| Castelo Branco to Sterling (Illinois) | 4,124.75 mi (6,638.14 km) |
| Castelo Branco to Sterling (Virginia) | 3,630.72 mi (5,843.09 km) |
| Castelo Branco to Sterling Heights (Michigan) | 3,795.26 mi (6,107.88 km) |
| Castelo Branco to Steubenville (Ohio) | 3,747.87 mi (6,031.62 km) |
| Castelo Branco to Stevens Point (Wisconsin) | 4,031.53 mi (6,488.13 km) |
| Castelo Branco to Stevenson Ranch (California) | 5,687.89 mi (9,153.78 km) |
| Castelo Branco to Stillwater (Minnesota) | 4,157.47 mi (6,690.81 km) |
| Castelo Branco to Stillwater (Oklahoma) | 4,665.96 mi (7,509.14 km) |
| Castelo Branco to Stockbridge (Georgia) | 4,142.65 mi (6,666.95 km) |
| Castelo Branco to Stockton (California) | 5,624.00 mi (9,050.95 km) |
| Castelo Branco to Stone Ridge (Virginia) | 3,640.27 mi (5,858.45 km) |
| Castelo Branco to Stonecrest (Georgia) | 4,132.54 mi (6,650.68 km) |
| Castelo Branco to Stony Brook (New York) | 3,370.85 mi (5,424.86 km) |
