| Santo Tirso to Red Bank (New Jersey) | 3,343.79 mi (5,381.31 km) |
| Santo Tirso to Red Bank (Tennessee) | 4,054.38 mi (6,524.89 km) |
| Santo Tirso to Red Bluff (California) | 5,442.46 mi (8,758.79 km) |
| Santo Tirso to Red Hill (South Carolina) | 3,792.91 mi (6,104.11 km) |
| Santo Tirso to Red Oak (Texas) | 4,702.55 mi (7,568.02 km) |
| Santo Tirso to Red Wing (Minnesota) | 4,061.84 mi (6,536.89 km) |
| Santo Tirso to Redan (Georgia) | 4,048.58 mi (6,515.56 km) |
| Santo Tirso to Redding (California) | 5,427.48 mi (8,734.69 km) |
| Santo Tirso to Redland (Maryland) | 3,527.48 mi (5,676.93 km) |
| Santo Tirso to Redlands (California) | 5,540.95 mi (8,917.30 km) |
| Santo Tirso to Redmond (Oregon) | 5,204.63 mi (8,376.04 km) |
| Santo Tirso to Redmond (Washington) | 5,072.30 mi (8,163.08 km) |
| Santo Tirso to Redondo Beach (California) | 5,599.87 mi (9,012.12 km) |
| Santo Tirso to Redwood City (California) | 5,573.93 mi (8,970.38 km) |
| Santo Tirso to Reedley (California) | 5,510.30 mi (8,867.97 km) |
