| Sumter to Ramsey (New Jersey) | 599.04 mi (964.07 km) |
| Sumter to Rancho Cordova (California) | 2,280.06 mi (3,669.41 km) |
| Sumter to Rancho Cucamonga (California) | 2,116.56 mi (3,406.28 km) |
| Sumter to Rancho Mirage (California) | 2,056.85 mi (3,310.19 km) |
| Sumter to Rancho Palos Verdes (California) | 2,166.19 mi (3,486.14 km) |
| Sumter to Rancho San Diego (California) | 2,098.54 mi (3,377.28 km) |
| Sumter to Rancho Santa Margarita (California) | 2,124.72 mi (3,419.40 km) |
| Sumter to Randallstown (Maryland) | 424.79 mi (683.63 km) |
| Sumter to Rantoul (Illinois) | 612.85 mi (986.29 km) |
| Sumter to Rapid City (South Dakota) | 1,404.54 mi (2,260.38 km) |
| Sumter to Ravenna (Ohio) | 501.15 mi (806.52 km) |
| Sumter to Raymondville (Texas) | 1,156.80 mi (1,861.69 km) |
| Sumter to Raymore (Missouri) | 850.40 mi (1,368.59 km) |
| Sumter to Raytown (Missouri) | 855.08 mi (1,376.12 km) |
| Sumter to Reading (Ohio) | 428.36 mi (689.37 km) |
