| Wilmington to Ramsey (New Jersey) | 515.50 mi (829.61 km) |
| Wilmington to Rancho Cordova (California) | 2,408.37 mi (3,875.90 km) |
| Wilmington to Rancho Cucamonga (California) | 2,253.68 mi (3,626.95 km) |
| Wilmington to Rancho Mirage (California) | 2,194.79 mi (3,532.17 km) |
| Wilmington to Rancho Palos Verdes (California) | 2,303.66 mi (3,707.38 km) |
| Wilmington to Rancho San Diego (California) | 2,237.73 mi (3,601.28 km) |
| Wilmington to Rancho Santa Margarita (California) | 2,262.55 mi (3,641.23 km) |
| Wilmington to Randallstown (Maryland) | 361.69 mi (582.08 km) |
| Wilmington to Rantoul (Illinois) | 703.55 mi (1,132.25 km) |
| Wilmington to Rapid City (South Dakota) | 1,510.52 mi (2,430.94 km) |
| Wilmington to Ravenna (Ohio) | 514.03 mi (827.25 km) |
| Wilmington to Raymondville (Texas) | 1,297.79 mi (2,088.58 km) |
| Wilmington to Raymore (Missouri) | 971.82 mi (1,563.99 km) |
| Wilmington to Raytown (Missouri) | 975.39 mi (1,569.73 km) |
| Wilmington to Reading (Ohio) | 501.22 mi (806.64 km) |
