| South San Francisco to Jacksonville (North Carolina) | 2,494.78 mi (4,014.96 km) |
| South San Francisco to Jacksonville (Texas) | 1,583.89 mi (2,549.03 km) |
| South San Francisco to Jacksonville Beach (Florida) | 2,385.31 mi (3,838.78 km) |
| South San Francisco to James Island (South Carolina) | 2,401.97 mi (3,865.59 km) |
| South San Francisco to Jamestown (New York) | 2,285.71 mi (3,678.50 km) |
| South San Francisco to Jamestown (North Dakota) | 1,363.45 mi (2,194.26 km) |
| South San Francisco to Janesville (Wisconsin) | 1,785.53 mi (2,873.54 km) |
| South San Francisco to Jasmine Estates (Florida) | 2,372.70 mi (3,818.49 km) |
| South San Francisco to Jasper (Alabama) | 1,976.69 mi (3,181.17 km) |
| South San Francisco to Jasper (Indiana) | 1,919.77 mi (3,089.58 km) |
| South San Francisco to Jefferson (Georgia) | 2,170.74 mi (3,493.46 km) |
| South San Francisco to Jefferson (Louisiana) | 1,916.46 mi (3,084.24 km) |
| South San Francisco to Jefferson City (Missouri) | 1,637.95 mi (2,636.02 km) |
| South San Francisco to Jefferson Hills (Pennsylvania) | 2,267.62 mi (3,649.38 km) |
| South San Francisco to Jefferson Valley-Yorktown (New York) | 2,571.01 mi (4,137.64 km) |
