| Zachary to Rome (New York) | 1,221.67 mi (1,966.08 km) |
| Zachary to Romeoville (Illinois) | 776.67 mi (1,249.93 km) |
| Zachary to Romulus (Michigan) | 907.70 mi (1,460.81 km) |
| Zachary to Ronkonkoma (New York) | 1,226.63 mi (1,974.07 km) |
| Zachary to Roosevelt (New York) | 1,201.49 mi (1,933.60 km) |
| Zachary to Rosamond (California) | 1,593.27 mi (2,564.12 km) |
| Zachary to Rosaryville (Maryland) | 986.21 mi (1,587.14 km) |
| Zachary to Roscoe (Illinois) | 821.30 mi (1,321.76 km) |
| Zachary to Rose Hill (Virginia) | 973.84 mi (1,567.24 km) |
| Zachary to Roseburg (Oregon) | 1,961.54 mi (3,156.79 km) |
| Zachary to Rosedale (California) | 1,651.11 mi (2,657.21 km) |
| Zachary to Rosedale (Maryland) | 1,020.68 mi (1,642.62 km) |
| Zachary to Roselle (Illinois) | 800.29 mi (1,287.94 km) |
| Zachary to Roselle (New Jersey) | 1,169.92 mi (1,882.81 km) |
| Zachary to Roselle Park (New Jersey) | 1,170.07 mi (1,883.04 km) |
