| Opfikon to Cedar Rapids (Iowa) | 4,576.21 mi (7,364.70 km) |
| Opfikon to Cedarburg (Wisconsin) | 4,375.53 mi (7,041.73 km) |
| Opfikon to Celebration (Florida) | 4,811.08 mi (7,742.69 km) |
| Opfikon to Celina (Ohio) | 4,367.07 mi (7,028.12 km) |
| Opfikon to Celina (Texas) | 5,198.56 mi (8,366.28 km) |
| Opfikon to Centennial (Colorado) | 5,168.63 mi (8,318.11 km) |
| Opfikon to Center Point (Alabama) | 4,775.36 mi (7,685.20 km) |
| Opfikon to Centereach (New York) | 3,883.51 mi (6,249.91 km) |
| Opfikon to Centerton (Arkansas) | 4,948.48 mi (7,963.81 km) |
| Opfikon to Centerville (Ohio) | 4,392.07 mi (7,068.36 km) |
| Opfikon to Centerville (Utah) | 5,326.21 mi (8,571.70 km) |
| Opfikon to Central (Louisiana) | 5,106.15 mi (8,217.56 km) |
| Opfikon to Central Falls (Rhode Island) | 3,771.21 mi (6,069.17 km) |
| Opfikon to Central Islip (New York) | 3,891.71 mi (6,263.10 km) |
| Opfikon to Central Point (Oregon) | 5,560.53 mi (8,948.80 km) |
