| Lanham to River Ridge (Louisiana) | 981.85 mi (1,580.13 km) |
| Lanham to Riverbank (California) | 2,367.76 mi (3,810.54 km) |
| Lanham to Riverdale (Georgia) | 562.53 mi (905.31 km) |
| Lanham to Riverdale (Illinois) | 597.73 mi (961.95 km) |
| Lanham to Riverside (California) | 2,261.55 mi (3,639.62 km) |
| Lanham to Riverside (Ohio) | 392.83 mi (632.20 km) |
| Lanham to Riverton (Utah) | 1,856.74 mi (2,988.14 km) |
| Lanham to Riverton (Wyoming) | 1,660.16 mi (2,671.77 km) |
| Lanham to Riverview (Florida) | 831.16 mi (1,337.63 km) |
| Lanham to Riverview (Michigan) | 400.28 mi (644.19 km) |
| Lanham to Riviera Beach (Florida) | 862.08 mi (1,387.38 km) |
| Lanham to Riviera Beach (Maryland) | 21.90 mi (35.25 km) |
| Lanham to Roanoke (Virginia) | 205.45 mi (330.64 km) |
| Lanham to Roanoke Rapids (North Carolina) | 179.40 mi (288.71 km) |
| Lanham to Robbinsdale (Minnesota) | 942.42 mi (1,516.68 km) |
