| Napa to Crawfordsville (Indiana) | 1,887.77 mi (3,038.07 km) |
| Napa to Crest Hill (Illinois) | 1,813.39 mi (2,918.37 km) |
| Napa to Crestview (Florida) | 2,085.39 mi (3,356.12 km) |
| Napa to Crestwood (Illinois) | 1,832.21 mi (2,948.66 km) |
| Napa to Crestwood (Missouri) | 1,719.20 mi (2,766.79 km) |
| Napa to Creve Coeur (Missouri) | 1,714.57 mi (2,759.34 km) |
| Napa to Crofton (Maryland) | 2,435.67 mi (3,919.84 km) |
| Napa to Crossville (Tennessee) | 2,045.78 mi (3,292.36 km) |
| Napa to Crowley (Louisiana) | 1,788.64 mi (2,878.54 km) |
| Napa to Crowley (Texas) | 1,453.60 mi (2,339.34 km) |
| Napa to Crown Point (Indiana) | 1,853.82 mi (2,983.44 km) |
| Napa to Crystal (Minnesota) | 1,555.09 mi (2,502.68 km) |
| Napa to Crystal Lake (Illinois) | 1,799.15 mi (2,895.45 km) |
| Napa to Cudahy (California) | 377.39 mi (607.35 km) |
| Napa to Cudahy (Wisconsin) | 1,821.19 mi (2,930.92 km) |
