| Mobile to Ridgeland (Mississippi) | 169.86 mi (273.37 km) |
| Mobile to Ridgewood (New Jersey) | 1,056.83 mi (1,700.80 km) |
| Mobile to Rifle (Colorado) | 1,264.48 mi (2,034.98 km) |
| Mobile to Rincon (Georgia) | 420.44 mi (676.63 km) |
| Mobile to Ringwood (New Jersey) | 1,055.52 mi (1,698.69 km) |
| Mobile to Río Grande (Puerto Rico) | 1,632.92 mi (2,627.93 km) |
| Mobile to Rio Grande City (Texas) | 714.01 mi (1,149.09 km) |
| Mobile to Rio Linda (California) | 1,960.53 mi (3,155.17 km) |
| Mobile to Rio Rancho (New Mexico) | 1,121.09 mi (1,804.21 km) |
| Mobile to Rio Rico (Arizona) | 1,352.10 mi (2,175.99 km) |
| Mobile to Ripon (California) | 1,937.59 mi (3,118.26 km) |
| Mobile to River Edge (New Jersey) | 1,057.55 mi (1,701.96 km) |
| Mobile to River Falls (Wisconsin) | 1,009.96 mi (1,625.37 km) |
| Mobile to River Forest (Illinois) | 775.18 mi (1,247.53 km) |
| Mobile to River Grove (Illinois) | 777.18 mi (1,250.76 km) |
