| Mercerville to Ridgeland (Mississippi) | 1,013.40 mi (1,630.91 km) |
| Mercerville to Ridgewood (New Jersey) | 59.83 mi (96.29 km) |
| Mercerville to Rifle (Colorado) | 1,744.29 mi (2,807.17 km) |
| Mercerville to Rincon (Georgia) | 658.29 mi (1,059.41 km) |
| Mercerville to Ringwood (New Jersey) | 63.99 mi (102.98 km) |
| Mercerville to Río Grande (Puerto Rico) | 1,599.45 mi (2,574.07 km) |
| Mercerville to Rio Grande City (Texas) | 1,681.43 mi (2,706.01 km) |
| Mercerville to Rio Linda (California) | 2,466.91 mi (3,970.11 km) |
| Mercerville to Rio Rancho (New Mexico) | 1,771.38 mi (2,850.77 km) |
| Mercerville to Rio Rico (Arizona) | 2,103.81 mi (3,385.75 km) |
| Mercerville to Ripon (California) | 2,471.37 mi (3,977.28 km) |
| Mercerville to River Edge (New Jersey) | 58.76 mi (94.57 km) |
| Mercerville to River Falls (Wisconsin) | 964.69 mi (1,552.52 km) |
| Mercerville to River Forest (Illinois) | 692.69 mi (1,114.78 km) |
| Mercerville to River Grove (Illinois) | 693.82 mi (1,116.60 km) |
