| Knowle to Reidsville (North Carolina) | 3,807.25 mi (6,127.18 km) |
| Knowle to Reisterstown (Maryland) | 3,547.19 mi (5,708.66 km) |
| Knowle to Rendon (Texas) | 4,687.14 mi (7,543.22 km) |
| Knowle to Reno (Nevada) | 5,084.06 mi (8,182.01 km) |
| Knowle to Renton (Washington) | 4,697.79 mi (7,560.36 km) |
| Knowle to Republic (Missouri) | 4,309.19 mi (6,934.96 km) |
| Knowle to Reston (Virginia) | 3,591.62 mi (5,780.16 km) |
| Knowle to Revere (Massachusetts) | 3,182.94 mi (5,122.45 km) |
| Knowle to Rexburg (Idaho) | 4,600.18 mi (7,403.28 km) |
| Knowle to Reynoldsburg (Ohio) | 3,762.03 mi (6,054.41 km) |
| Knowle to Rialto (California) | 5,317.78 mi (8,558.15 km) |
| Knowle to Richardson (Texas) | 4,646.62 mi (7,478.01 km) |
| Knowle to Richfield (Minnesota) | 3,926.09 mi (6,318.44 km) |
| Knowle to Richfield (Wisconsin) | 3,818.75 mi (6,145.68 km) |
| Knowle to Richland (Washington) | 4,686.52 mi (7,542.23 km) |
