| Napa to Clemson (South Carolina) | 2,191.01 mi (3,526.09 km) |
| Napa to Clermont (Florida) | 2,414.57 mi (3,885.87 km) |
| Napa to Cleveland (Mississippi) | 1,783.26 mi (2,869.88 km) |
| Napa to Cleveland (Ohio) | 2,144.89 mi (3,451.87 km) |
| Napa to Cleveland (Tennessee) | 2,069.48 mi (3,330.51 km) |
| Napa to Cleveland Heights (Ohio) | 2,150.56 mi (3,461.00 km) |
| Napa to Cliffside Park (New Jersey) | 2,546.73 mi (4,098.57 km) |
| Napa to Clifton (Colorado) | 747.66 mi (1,203.25 km) |
| Napa to Clifton (New Jersey) | 2,537.47 mi (4,083.67 km) |
| Napa to Clinton (Iowa) | 1,702.68 mi (2,740.19 km) |
| Napa to Clinton (Maryland) | 2,428.20 mi (3,907.81 km) |
| Napa to Clinton (Mississippi) | 1,838.13 mi (2,958.19 km) |
| Napa to Clinton (Utah) | 577.89 mi (930.02 km) |
| Napa to Clive (Iowa) | 1,519.81 mi (2,445.90 km) |
| Napa to Cloquet (Minnesota) | 1,614.08 mi (2,597.62 km) |
