| Encinitas to Jacksonville (Texas) | 1,281.72 mi (2,062.73 km) |
| Encinitas to Jacksonville Beach (Florida) | 2,107.19 mi (3,391.19 km) |
| Encinitas to James Island (South Carolina) | 2,153.78 mi (3,466.17 km) |
| Encinitas to Jamestown (New York) | 2,154.32 mi (3,467.04 km) |
| Encinitas to Jamestown (North Dakota) | 1,365.60 mi (2,197.73 km) |
| Encinitas to Janesville (Wisconsin) | 1,668.25 mi (2,684.79 km) |
| Encinitas to Jasmine Estates (Florida) | 2,071.13 mi (3,333.16 km) |
| Encinitas to Jasper (Alabama) | 1,723.65 mi (2,773.95 km) |
| Encinitas to Jasper (Indiana) | 1,732.18 mi (2,787.67 km) |
| Encinitas to Jefferson (Georgia) | 1,929.87 mi (3,105.83 km) |
| Encinitas to Jefferson (Louisiana) | 1,606.44 mi (2,585.32 km) |
| Encinitas to Jefferson City (Missouri) | 1,451.29 mi (2,335.63 km) |
| Encinitas to Jefferson Hills (Pennsylvania) | 2,111.72 mi (3,398.49 km) |
| Encinitas to Jefferson Valley-Yorktown (New York) | 2,432.96 mi (3,915.46 km) |
| Encinitas to Jeffersontown (Kentucky) | 1,805.89 mi (2,906.29 km) |
