| Formia to River Ridge (Louisiana) | 5,527.52 mi (8,895.69 km) |
| Formia to Riverbank (California) | 6,272.10 mi (10,093.97 km) |
| Formia to Riverdale (Georgia) | 5,106.50 mi (8,218.12 km) |
| Formia to Riverdale (Illinois) | 4,892.64 mi (7,873.94 km) |
| Formia to Riverside (California) | 6,380.67 mi (10,268.69 km) |
| Formia to Riverside (Ohio) | 4,827.05 mi (7,768.39 km) |
| Formia to Riverton (Utah) | 5,837.62 mi (9,394.74 km) |
| Formia to Riverton (Wyoming) | 5,587.01 mi (8,991.42 km) |
| Formia to Riverview (Florida) | 5,261.82 mi (8,468.07 km) |
| Formia to Riverview (Michigan) | 4,689.24 mi (7,546.60 km) |
| Formia to Riviera Beach (Florida) | 5,201.75 mi (8,371.41 km) |
| Formia to Riviera Beach (Maryland) | 4,523.93 mi (7,280.56 km) |
| Formia to Roanoke (Virginia) | 4,751.17 mi (7,646.28 km) |
| Formia to Roanoke Rapids (North Carolina) | 4,681.87 mi (7,534.75 km) |
| Formia to Robbinsdale (Minnesota) | 4,963.48 mi (7,987.94 km) |
