| South San Francisco to Wells Branch (Texas) | 1,496.02 mi (2,407.62 km) |
| South San Francisco to Wenatchee (Washington) | 684.14 mi (1,101.01 km) |
| South San Francisco to Wentzville (Missouri) | 1,705.79 mi (2,745.20 km) |
| South San Francisco to Weslaco (Texas) | 1,631.10 mi (2,625.00 km) |
| South San Francisco to Wesley Chapel (Florida) | 2,395.24 mi (3,854.77 km) |
| South San Francisco to West Allis (Wisconsin) | 1,835.32 mi (2,953.67 km) |
| South San Francisco to West Babylon (New York) | 2,601.80 mi (4,187.20 km) |
| South San Francisco to West Bend (Wisconsin) | 1,827.82 mi (2,941.59 km) |
| South San Francisco to West Carrollton (Ohio) | 2,048.27 mi (3,296.36 km) |
| South San Francisco to West Carson (California) | 351.51 mi (565.70 km) |
| South San Francisco to West Chester (Pennsylvania) | 2,496.53 mi (4,017.78 km) |
| South San Francisco to West Chicago (Illinois) | 1,826.94 mi (2,940.18 km) |
| South San Francisco to West Columbia (South Carolina) | 2,310.29 mi (3,718.06 km) |
| South San Francisco to West Covina (California) | 354.24 mi (570.09 km) |
| South San Francisco to West Des Moines (Iowa) | 1,540.88 mi (2,479.81 km) |
