| Barrhead to Red Bank (New Jersey) | 3,235.18 mi (5,206.51 km) |
| Barrhead to Red Bank (Tennessee) | 3,920.62 mi (6,309.64 km) |
| Barrhead to Red Bluff (California) | 4,874.83 mi (7,845.29 km) |
| Barrhead to Red Hill (South Carolina) | 3,750.84 mi (6,036.39 km) |
| Barrhead to Red Oak (Texas) | 4,481.41 mi (7,212.13 km) |
| Barrhead to Red Wing (Minnesota) | 3,705.32 mi (5,963.14 km) |
| Barrhead to Redan (Georgia) | 3,949.13 mi (6,355.51 km) |
| Barrhead to Redding (California) | 4,855.00 mi (7,813.37 km) |
| Barrhead to Redland (Maryland) | 3,410.79 mi (5,489.13 km) |
| Barrhead to Redlands (California) | 5,083.44 mi (8,181.00 km) |
| Barrhead to Redmond (Oregon) | 4,607.39 mi (7,414.88 km) |
| Barrhead to Redmond (Washington) | 4,434.92 mi (7,137.32 km) |
| Barrhead to Redondo Beach (California) | 5,131.80 mi (8,258.84 km) |
| Barrhead to Redwood City (California) | 5,031.62 mi (8,097.61 km) |
| Barrhead to Reedley (California) | 5,003.90 mi (8,052.99 km) |
