| Centereach to Ridgeland (Mississippi) | 1,108.51 mi (1,783.98 km) |
| Centereach to Ridgewood (New Jersey) | 54.38 mi (87.51 km) |
| Centereach to Rifle (Colorado) | 1,821.00 mi (2,930.62 km) |
| Centereach to Rincon (Georgia) | 744.57 mi (1,198.28 km) |
| Centereach to Ringwood (New Jersey) | 64.35 mi (103.57 km) |
| Centereach to Río Grande (Puerto Rico) | 1,612.09 mi (2,594.41 km) |
| Centereach to Rio Grande City (Texas) | 1,776.55 mi (2,859.08 km) |
| Centereach to Rio Linda (California) | 2,539.47 mi (4,086.88 km) |
| Centereach to Rio Rancho (New Mexico) | 1,856.57 mi (2,987.86 km) |
| Centereach to Rio Rico (Arizona) | 2,191.81 mi (3,527.37 km) |
| Centereach to Ripon (California) | 2,545.67 mi (4,096.86 km) |
| Centereach to River Edge (New Jersey) | 50.12 mi (80.67 km) |
| Centereach to River Falls (Wisconsin) | 1,024.58 mi (1,648.91 km) |
| Centereach to River Forest (Illinois) | 766.35 mi (1,233.32 km) |
| Centereach to River Grove (Illinois) | 767.32 mi (1,234.88 km) |
