| Napa to Jacksonville (North Carolina) | 2,481.50 mi (3,993.58 km) |
| Napa to Jacksonville (Texas) | 1,582.90 mi (2,547.43 km) |
| Napa to Jacksonville Beach (Florida) | 2,379.15 mi (3,828.88 km) |
| Napa to James Island (South Carolina) | 2,392.08 mi (3,849.67 km) |
| Napa to Jamestown (New York) | 2,263.71 mi (3,643.09 km) |
| Napa to Jamestown (North Dakota) | 1,332.77 mi (2,144.88 km) |
| Napa to Janesville (Wisconsin) | 1,763.44 mi (2,837.98 km) |
| Napa to Jasmine Estates (Florida) | 2,369.69 mi (3,813.64 km) |
| Napa to Jasper (Alabama) | 1,968.29 mi (3,167.65 km) |
| Napa to Jasper (Indiana) | 1,904.21 mi (3,064.53 km) |
| Napa to Jefferson (Georgia) | 2,160.44 mi (3,476.89 km) |
| Napa to Jefferson (Louisiana) | 1,915.54 mi (3,082.76 km) |
| Napa to Jefferson City (Missouri) | 1,623.21 mi (2,612.30 km) |
| Napa to Jefferson Hills (Pennsylvania) | 2,248.01 mi (3,617.82 km) |
| Napa to Jefferson Valley-Yorktown (New York) | 2,549.13 mi (4,102.43 km) |
