| Newcastle to Ridgeland (Mississippi) | 4,364.12 mi (7,023.37 km) |
| Newcastle to Ridgewood (New Jersey) | 3,326.01 mi (5,352.70 km) |
| Newcastle to Rifle (Colorado) | 4,597.43 mi (7,398.85 km) |
| Newcastle to Rincon (Georgia) | 4,030.79 mi (6,486.93 km) |
| Newcastle to Ringwood (New Jersey) | 3,326.40 mi (5,353.32 km) |
| Newcastle to Río Grande (Puerto Rico) | 4,168.45 mi (6,708.48 km) |
| Newcastle to Rio Grande City (Texas) | 5,014.88 mi (8,070.67 km) |
| Newcastle to Rio Linda (California) | 5,057.45 mi (8,139.18 km) |
| Newcastle to Rio Rancho (New Mexico) | 4,797.97 mi (7,721.59 km) |
| Newcastle to Rio Rico (Arizona) | 5,154.64 mi (8,295.59 km) |
| Newcastle to Ripon (California) | 5,104.50 mi (8,214.90 km) |
| Newcastle to River Edge (New Jersey) | 3,325.76 mi (5,352.30 km) |
| Newcastle to River Falls (Wisconsin) | 3,815.10 mi (6,139.81 km) |
| Newcastle to River Forest (Illinois) | 3,792.72 mi (6,103.79 km) |
| Newcastle to River Grove (Illinois) | 3,791.94 mi (6,102.53 km) |
