| Napa to Morris (Illinois) | 1,798.02 mi (2,893.63 km) |
| Napa to Morristown (New Jersey) | 2,522.10 mi (4,058.92 km) |
| Napa to Morristown (Tennessee) | 2,133.94 mi (3,434.25 km) |
| Napa to Morrisville (North Carolina) | 2,380.33 mi (3,830.77 km) |
| Napa to Morro Bay (California) | 217.75 mi (350.43 km) |
| Napa to Morton (Illinois) | 1,748.76 mi (2,814.35 km) |
| Napa to Morton Grove (Illinois) | 1,827.81 mi (2,941.58 km) |
| Napa to Moscow (Idaho) | 641.84 mi (1,032.94 km) |
| Napa to Moses Lake (Washington) | 629.02 mi (1,012.31 km) |
| Napa to Moss Bluff (Louisiana) | 1,741.60 mi (2,802.83 km) |
| Napa to Moss Point (Mississippi) | 1,989.31 mi (3,201.48 km) |
| Napa to Moultrie (Georgia) | 2,226.00 mi (3,582.41 km) |
| Napa to Mounds View (Minnesota) | 1,563.07 mi (2,515.51 km) |
| Napa to Mount Airy (North Carolina) | 2,271.87 mi (3,656.23 km) |
| Napa to Mount Clemens (Michigan) | 2,074.83 mi (3,339.11 km) |
