| Fallbrook to Iselin (New Jersey) | 2,395.92 mi (3,855.86 km) |
| Fallbrook to Isla Vista (California) | 167.46 mi (269.51 km) |
| Fallbrook to Issaquah (Washington) | 1,011.11 mi (1,627.23 km) |
| Fallbrook to Ithaca (New York) | 2,283.01 mi (3,674.16 km) |
| Fallbrook to Ives Estates (Florida) | 2,269.50 mi (3,652.41 km) |
| Fallbrook to Jackson (Michigan) | 1,880.08 mi (3,025.70 km) |
| Fallbrook to Jackson (Mississippi) | 1,565.43 mi (2,519.31 km) |
| Fallbrook to Jackson (Missouri) | 1,572.15 mi (2,530.13 km) |
| Fallbrook to Jackson (Tennessee) | 1,618.44 mi (2,604.63 km) |
| Fallbrook to Jackson (Wyoming) | 779.90 mi (1,255.12 km) |
| Fallbrook to Jacksonville (Alabama) | 1,804.52 mi (2,904.10 km) |
| Fallbrook to Jacksonville (Arkansas) | 1,435.42 mi (2,310.09 km) |
| Fallbrook to Jacksonville (Florida) | 2,086.95 mi (3,358.62 km) |
| Fallbrook to Jacksonville (Illinois) | 1,554.70 mi (2,502.04 km) |
| Fallbrook to Jacksonville (North Carolina) | 2,267.25 mi (3,648.78 km) |
