| Littleport to Ridgeland (Mississippi) | 4,497.84 mi (7,238.58 km) |
| Littleport to Ridgewood (New Jersey) | 3,450.61 mi (5,553.22 km) |
| Littleport to Rifle (Colorado) | 4,765.17 mi (7,668.81 km) |
| Littleport to Rincon (Georgia) | 4,148.32 mi (6,676.08 km) |
| Littleport to Ringwood (New Jersey) | 3,451.58 mi (5,554.78 km) |
| Littleport to Río Grande (Puerto Rico) | 4,218.89 mi (6,789.64 km) |
| Littleport to Rio Grande City (Texas) | 5,153.66 mi (8,294.02 km) |
| Littleport to Rio Linda (California) | 5,237.09 mi (8,428.29 km) |
| Littleport to Rio Rancho (New Mexico) | 4,959.85 mi (7,982.10 km) |
| Littleport to Rio Rico (Arizona) | 5,317.74 mi (8,558.08 km) |
| Littleport to Ripon (California) | 5,283.30 mi (8,502.65 km) |
| Littleport to River Edge (New Jersey) | 3,450.10 mi (5,552.40 km) |
| Littleport to River Falls (Wisconsin) | 3,973.22 mi (6,394.27 km) |
| Littleport to River Forest (Illinois) | 3,939.83 mi (6,340.55 km) |
| Littleport to River Grove (Illinois) | 3,939.13 mi (6,339.42 km) |
