| Sigmaringen to Ridgeland (Mississippi) | 4,982.08 mi (8,017.88 km) |
| Sigmaringen to Ridgewood (New Jersey) | 3,928.98 mi (6,323.08 km) |
| Sigmaringen to Rifle (Colorado) | 5,259.33 mi (8,464.07 km) |
| Sigmaringen to Rincon (Georgia) | 4,618.92 mi (7,433.43 km) |
| Sigmaringen to Ringwood (New Jersey) | 3,930.43 mi (6,325.42 km) |
| Sigmaringen to Río Grande (Puerto Rico) | 4,597.44 mi (7,398.86 km) |
| Sigmaringen to Rio Grande City (Texas) | 5,640.95 mi (9,078.22 km) |
| Sigmaringen to Rio Linda (California) | 5,720.57 mi (9,206.37 km) |
| Sigmaringen to Rio Rancho (New Mexico) | 5,455.25 mi (8,779.38 km) |
| Sigmaringen to Rio Rico (Arizona) | 5,813.05 mi (9,355.20 km) |
| Sigmaringen to Ripon (California) | 5,768.09 mi (9,282.85 km) |
| Sigmaringen to River Edge (New Jersey) | 3,928.25 mi (6,321.90 km) |
| Sigmaringen to River Falls (Wisconsin) | 4,468.58 mi (7,191.49 km) |
| Sigmaringen to River Forest (Illinois) | 4,432.34 mi (7,133.15 km) |
| Sigmaringen to River Grove (Illinois) | 4,431.67 mi (7,132.08 km) |
