| Barstow to Reidsville (North Carolina) | 2,089.02 mi (3,361.96 km) |
| Barstow to Reisterstown (Maryland) | 2,219.41 mi (3,571.80 km) |
| Barstow to Rendon (Texas) | 1,147.55 mi (1,846.80 km) |
| Barstow to Reno (Nevada) | 358.39 mi (576.77 km) |
| Barstow to Renton (Washington) | 911.04 mi (1,466.18 km) |
| Barstow to Republic (Missouri) | 1,325.14 mi (2,132.60 km) |
| Barstow to Reston (Virginia) | 2,194.03 mi (3,530.96 km) |
| Barstow to Revere (Massachusetts) | 2,507.29 mi (4,035.10 km) |
| Barstow to Rexburg (Idaho) | 679.19 mi (1,093.05 km) |
| Barstow to Reynoldsburg (Ohio) | 1,900.37 mi (3,058.35 km) |
| Barstow to Rialto (California) | 55.27 mi (88.95 km) |
| Barstow to Richardson (Texas) | 1,171.37 mi (1,885.14 km) |
| Barstow to Richfield (Minnesota) | 1,429.84 mi (2,301.11 km) |
| Barstow to Richfield (Wisconsin) | 1,640.30 mi (2,639.80 km) |
| Barstow to Richland (Washington) | 797.46 mi (1,283.39 km) |
