| Riihimaki to Chantilly (Virginia) | 4,294.16 mi (6,910.79 km) |
| Riihimaki to Chaparral (New Mexico) | 5,461.46 mi (8,789.38 km) |
| Riihimaki to Chapel Hill (North Carolina) | 4,513.87 mi (7,264.37 km) |
| Riihimaki to Charleston (Illinois) | 4,556.39 mi (7,332.80 km) |
| Riihimaki to Charleston (South Carolina) | 4,725.35 mi (7,604.72 km) |
| Riihimaki to Charleston (West Virginia) | 4,445.59 mi (7,154.48 km) |
| Riihimaki to Charlotte (North Carolina) | 4,608.47 mi (7,416.61 km) |
| Riihimaki to Charlottesville (Virginia) | 4,373.88 mi (7,039.07 km) |
| Riihimaki to Chaska (Minnesota) | 4,370.35 mi (7,033.40 km) |
| Riihimaki to Chatham (Illinois) | 4,584.49 mi (7,378.03 km) |
| Riihimaki to Chattanooga (Tennessee) | 4,742.55 mi (7,632.39 km) |
| Riihimaki to Cheat Lake (West Virginia) | 4,317.93 mi (6,949.03 km) |
| Riihimaki to Chelsea (Alabama) | 4,886.00 mi (7,863.26 km) |
| Riihimaki to Chelsea (Massachusetts) | 3,904.88 mi (6,284.29 km) |
| Riihimaki to Cheney (Washington) | 4,668.74 mi (7,513.61 km) |
