| Peterborough to Red Bank (New Jersey) | 3,453.05 mi (5,557.14 km) |
| Peterborough to Red Bank (Tennessee) | 4,147.70 mi (6,675.07 km) |
| Peterborough to Red Bluff (California) | 5,152.15 mi (8,291.58 km) |
| Peterborough to Red Hill (South Carolina) | 3,960.98 mi (6,374.58 km) |
| Peterborough to Red Oak (Texas) | 4,724.68 mi (7,603.64 km) |
| Peterborough to Red Wing (Minnesota) | 3,962.58 mi (6,377.16 km) |
| Peterborough to Redan (Georgia) | 4,170.69 mi (6,712.08 km) |
| Peterborough to Redding (California) | 5,132.49 mi (8,259.94 km) |
| Peterborough to Redland (Maryland) | 3,631.49 mi (5,844.32 km) |
| Peterborough to Redlands (California) | 5,354.52 mi (8,617.27 km) |
| Peterborough to Redmond (Oregon) | 4,885.57 mi (7,862.57 km) |
| Peterborough to Redmond (Washington) | 4,714.02 mi (7,586.49 km) |
| Peterborough to Redondo Beach (California) | 5,403.76 mi (8,696.51 km) |
| Peterborough to Redwood City (California) | 5,307.95 mi (8,542.32 km) |
| Peterborough to Reedley (California) | 5,278.20 mi (8,494.45 km) |
