| South San Francisco to Jeffersontown (Kentucky) | 1,995.20 mi (3,210.96 km) |
| South San Francisco to Jeffersonville (Indiana) | 1,986.47 mi (3,196.92 km) |
| South San Francisco to Jenison (Michigan) | 1,946.81 mi (3,133.08 km) |
| South San Francisco to Jenks (Oklahoma) | 1,462.25 mi (2,353.27 km) |
| South San Francisco to Jennings (Missouri) | 1,738.80 mi (2,798.33 km) |
| South San Francisco to Jensen Beach (Florida) | 2,538.99 mi (4,086.11 km) |
| South San Francisco to Jericho (New York) | 2,591.37 mi (4,170.41 km) |
| South San Francisco to Jerome (Idaho) | 544.06 mi (875.58 km) |
| South San Francisco to Jersey City (New Jersey) | 2,565.30 mi (4,128.45 km) |
| South San Francisco to Jessup (Maryland) | 2,447.23 mi (3,938.44 km) |
| South San Francisco to Johns Creek (Georgia) | 2,140.23 mi (3,444.36 km) |
| South San Francisco to Johnson City (New York) | 2,451.74 mi (3,945.70 km) |
| South San Francisco to Johnson City (Tennessee) | 2,194.43 mi (3,531.60 km) |
| South San Francisco to Johnston (Iowa) | 1,543.95 mi (2,484.76 km) |
| South San Francisco to Johnstown (Colorado) | 954.76 mi (1,536.53 km) |
