| Norristown to Ridgeland (Mississippi) | 979.47 mi (1,576.31 km) |
| Norristown to Ridgewood (New Jersey) | 87.62 mi (141.01 km) |
| Norristown to Rifle (Colorado) | 1,711.78 mi (2,754.85 km) |
| Norristown to Rincon (Georgia) | 632.51 mi (1,017.93 km) |
| Norristown to Ringwood (New Jersey) | 87.99 mi (141.60 km) |
| Norristown to Río Grande (Puerto Rico) | 1,605.36 mi (2,583.58 km) |
| Norristown to Rio Grande City (Texas) | 1,647.49 mi (2,651.37 km) |
| Norristown to Rio Linda (California) | 2,435.33 mi (3,919.29 km) |
| Norristown to Rio Rancho (New Mexico) | 1,737.05 mi (2,795.51 km) |
| Norristown to Rio Rico (Arizona) | 2,069.02 mi (3,329.77 km) |
| Norristown to Ripon (California) | 2,439.36 mi (3,925.77 km) |
| Norristown to River Edge (New Jersey) | 88.08 mi (141.75 km) |
| Norristown to River Falls (Wisconsin) | 937.25 mi (1,508.36 km) |
| Norristown to River Forest (Illinois) | 661.46 mi (1,064.52 km) |
| Norristown to River Grove (Illinois) | 662.64 mi (1,066.42 km) |
