| Colonia to Red Bank (New Jersey) | 21.33 mi (34.33 km) |
| Colonia to Red Bank (Tennessee) | 707.92 mi (1,139.28 km) |
| Colonia to Red Bluff (California) | 2,490.51 mi (4,008.08 km) |
| Colonia to Red Hill (South Carolina) | 536.95 mi (864.13 km) |
| Colonia to Red Oak (Texas) | 1,361.08 mi (2,190.44 km) |
| Colonia to Red Wing (Minnesota) | 967.94 mi (1,557.74 km) |
| Colonia to Redan (Georgia) | 719.09 mi (1,157.27 km) |
| Colonia to Redding (California) | 2,489.00 mi (4,005.66 km) |
| Colonia to Redland (Maryland) | 180.84 mi (291.04 km) |
| Colonia to Redlands (California) | 2,373.79 mi (3,820.25 km) |
| Colonia to Redmond (Oregon) | 2,371.00 mi (3,815.76 km) |
| Colonia to Redmond (Washington) | 2,381.05 mi (3,831.93 km) |
| Colonia to Redondo Beach (California) | 2,442.35 mi (3,930.59 km) |
| Colonia to Redwood City (California) | 2,547.97 mi (4,100.56 km) |
| Colonia to Reedley (California) | 2,426.08 mi (3,904.41 km) |
