| Silver Spring to Robbinsdale (Minnesota) | 932.78 mi (1,501.17 km) |
| Silver Spring to Robertsville (New Jersey) | 171.92 mi (276.67 km) |
| Silver Spring to Robinson (Texas) | 1,245.05 mi (2,003.72 km) |
| Silver Spring to Robstown (Texas) | 1,415.38 mi (2,277.83 km) |
| Silver Spring to Rochester (Michigan) | 407.74 mi (656.20 km) |
| Silver Spring to Rochester (Minnesota) | 869.77 mi (1,399.76 km) |
| Silver Spring to Rochester (New Hampshire) | 432.12 mi (695.44 km) |
| Silver Spring to Rochester (New York) | 289.45 mi (465.83 km) |
| Silver Spring to Rochester Hills (Michigan) | 408.33 mi (657.14 km) |
| Silver Spring to Rock Hill (South Carolina) | 357.09 mi (574.69 km) |
| Silver Spring to Rock Island (Illinois) | 734.51 mi (1,182.07 km) |
| Silver Spring to Rock Springs (Wyoming) | 1,696.35 mi (2,730.01 km) |
| Silver Spring to Rockford (Illinois) | 669.67 mi (1,077.74 km) |
| Silver Spring to Rockledge (Florida) | 768.19 mi (1,236.28 km) |
| Silver Spring to Rocklin (California) | 2,354.00 mi (3,788.39 km) |
