| Portage to Red Bank (New Jersey) | 611.40 mi (983.96 km) |
| Portage to Red Bank (Tennessee) | 490.01 mi (788.60 km) |
| Portage to Red Bluff (California) | 1,896.20 mi (3,051.63 km) |
| Portage to Red Hill (South Carolina) | 682.86 mi (1,098.95 km) |
| Portage to Red Oak (Texas) | 906.83 mi (1,459.40 km) |
| Portage to Red Wing (Minnesota) | 388.49 mi (625.22 km) |
| Portage to Redan (Georgia) | 589.68 mi (949.00 km) |
| Portage to Redding (California) | 1,894.90 mi (3,049.55 km) |
| Portage to Redland (Maryland) | 490.33 mi (789.11 km) |
| Portage to Redlands (California) | 1,794.52 mi (2,888.01 km) |
| Portage to Redmond (Oregon) | 1,783.26 mi (2,869.87 km) |
| Portage to Redmond (Washington) | 1,808.40 mi (2,910.34 km) |
| Portage to Redondo Beach (California) | 1,861.91 mi (2,996.45 km) |
| Portage to Redwood City (California) | 1,954.78 mi (3,145.91 km) |
| Portage to Reedley (California) | 1,835.90 mi (2,954.59 km) |
