| Effingham to Romeoville (Illinois) | 175.13 mi (281.85 km) |
| Effingham to Romulus (Michigan) | 346.00 mi (556.84 km) |
| Effingham to Ronkonkoma (New York) | 824.08 mi (1,326.23 km) |
| Effingham to Roosevelt (New York) | 799.63 mi (1,286.88 km) |
| Effingham to Rosamond (California) | 1,655.61 mi (2,664.45 km) |
| Effingham to Rosaryville (Maryland) | 630.08 mi (1,014.01 km) |
| Effingham to Roscoe (Illinois) | 229.61 mi (369.52 km) |
| Effingham to Rose Hill (Virginia) | 614.83 mi (989.47 km) |
| Effingham to Roseburg (Oregon) | 1,818.63 mi (2,926.81 km) |
| Effingham to Rosedale (California) | 1,697.25 mi (2,731.47 km) |
| Effingham to Rosedale (Maryland) | 644.26 mi (1,036.84 km) |
| Effingham to Roselle (Illinois) | 199.13 mi (320.48 km) |
| Effingham to Roselle (New Jersey) | 764.14 mi (1,229.77 km) |
| Effingham to Roselle Park (New Jersey) | 763.85 mi (1,229.29 km) |
| Effingham to Rosemead (California) | 1,667.18 mi (2,683.06 km) |
