| Opfikon to Reidsville (North Carolina) | 4,356.64 mi (7,011.33 km) |
| Opfikon to Reisterstown (Maryland) | 4,099.35 mi (6,597.27 km) |
| Opfikon to Rendon (Texas) | 5,253.41 mi (8,454.55 km) |
| Opfikon to Reno (Nevada) | 5,642.88 mi (9,081.34 km) |
| Opfikon to Renton (Washington) | 5,241.29 mi (8,435.04 km) |
| Opfikon to Republic (Missouri) | 4,876.52 mi (7,848.01 km) |
| Opfikon to Reston (Virginia) | 4,143.40 mi (6,668.15 km) |
| Opfikon to Revere (Massachusetts) | 3,733.93 mi (6,009.18 km) |
| Opfikon to Rexburg (Idaho) | 5,163.61 mi (8,310.04 km) |
| Opfikon to Reynoldsburg (Ohio) | 4,323.07 mi (6,957.31 km) |
| Opfikon to Rialto (California) | 5,884.41 mi (9,470.04 km) |
| Opfikon to Richardson (Texas) | 5,212.80 mi (8,389.18 km) |
| Opfikon to Richfield (Minnesota) | 4,497.17 mi (7,237.50 km) |
| Opfikon to Richfield (Wisconsin) | 4,387.89 mi (7,061.63 km) |
| Opfikon to Richland (Washington) | 5,236.98 mi (8,428.10 km) |
