| Erbach to Ridgeland (Mississippi) | 4,921.18 mi (7,919.88 km) |
| Erbach to Ridgewood (New Jersey) | 3,872.44 mi (6,232.10 km) |
| Erbach to Rifle (Colorado) | 5,175.77 mi (8,329.60 km) |
| Erbach to Rincon (Georgia) | 4,567.54 mi (7,350.74 km) |
| Erbach to Ringwood (New Jersey) | 3,873.56 mi (6,233.89 km) |
| Erbach to Río Grande (Puerto Rico) | 4,584.73 mi (7,378.40 km) |
| Erbach to Rio Grande City (Texas) | 5,577.30 mi (8,975.80 km) |
| Erbach to Rio Linda (California) | 5,627.61 mi (9,056.76 km) |
| Erbach to Rio Rancho (New Mexico) | 5,375.91 mi (8,651.70 km) |
| Erbach to Rio Rico (Arizona) | 5,732.84 mi (9,226.11 km) |
| Erbach to Ripon (California) | 5,675.82 mi (9,134.35 km) |
| Erbach to River Edge (New Jersey) | 3,871.86 mi (6,231.16 km) |
| Erbach to River Falls (Wisconsin) | 4,391.72 mi (7,067.79 km) |
| Erbach to River Forest (Illinois) | 4,362.61 mi (7,020.94 km) |
| Erbach to River Grove (Illinois) | 4,361.89 mi (7,019.78 km) |
