| Grass Valley to Clemson (South Carolina) | 2,118.67 mi (3,409.67 km) |
| Grass Valley to Clermont (Florida) | 2,353.10 mi (3,786.96 km) |
| Grass Valley to Cleveland (Mississippi) | 1,718.02 mi (2,764.89 km) |
| Grass Valley to Cleveland (Ohio) | 2,061.09 mi (3,317.00 km) |
| Grass Valley to Cleveland (Tennessee) | 1,997.27 mi (3,214.30 km) |
| Grass Valley to Cleveland Heights (Ohio) | 2,066.69 mi (3,326.02 km) |
| Grass Valley to Cliffside Park (New Jersey) | 2,462.40 mi (3,962.86 km) |
| Grass Valley to Clifton (Colorado) | 674.22 mi (1,085.05 km) |
| Grass Valley to Clifton (New Jersey) | 2,453.13 mi (3,947.93 km) |
| Grass Valley to Clinton (Iowa) | 1,619.30 mi (2,606.01 km) |
| Grass Valley to Clinton (Maryland) | 2,347.09 mi (3,777.28 km) |
| Grass Valley to Clinton (Mississippi) | 1,776.07 mi (2,858.31 km) |
| Grass Valley to Clinton (Utah) | 492.24 mi (792.18 km) |
| Grass Valley to Clive (Iowa) | 1,437.07 mi (2,312.75 km) |
| Grass Valley to Cloquet (Minnesota) | 1,523.82 mi (2,452.36 km) |
