| Campbell to Red Bank (New Jersey) | 2,555.27 mi (4,112.32 km) |
| Campbell to Red Bank (Tennessee) | 2,036.71 mi (3,277.76 km) |
| Campbell to Red Bluff (California) | 200.51 mi (322.68 km) |
| Campbell to Red Hill (South Carolina) | 2,406.13 mi (3,872.29 km) |
| Campbell to Red Oak (Texas) | 1,458.87 mi (2,347.82 km) |
| Campbell to Red Wing (Minnesota) | 1,602.86 mi (2,579.55 km) |
| Campbell to Redan (Georgia) | 2,125.31 mi (3,420.35 km) |
| Campbell to Redding (California) | 228.36 mi (367.51 km) |
| Campbell to Redland (Maryland) | 2,411.23 mi (3,880.50 km) |
| Campbell to Redlands (California) | 348.98 mi (561.63 km) |
| Campbell to Redmond (Oregon) | 484.03 mi (778.96 km) |
| Campbell to Redmond (Washington) | 718.35 mi (1,156.07 km) |
| Campbell to Redondo Beach (California) | 310.33 mi (499.43 km) |
| Campbell to Redwood City (California) | 21.40 mi (34.44 km) |
| Campbell to Reedley (California) | 146.22 mi (235.31 km) |
