| South San Francisco to Washington (Indiana) | 1,905.11 mi (3,065.98 km) |
| South San Francisco to Washington (Missouri) | 1,700.25 mi (2,736.28 km) |
| South San Francisco to Washington (Pennsylvania) | 2,252.64 mi (3,625.27 km) |
| South San Francisco to Washington (Utah) | 491.45 mi (790.92 km) |
| South San Francisco to Washington Court House (Ohio) | 2,093.12 mi (3,368.55 km) |
| South San Francisco to Washougal (Washington) | 547.83 mi (881.65 km) |
| South San Francisco to Watauga (Texas) | 1,453.05 mi (2,338.45 km) |
| South San Francisco to Waterbury (Connecticut) | 2,606.80 mi (4,195.23 km) |
| South San Francisco to Waterloo (Illinois) | 1,748.48 mi (2,813.90 km) |
| South San Francisco to Waterloo (Iowa) | 1,615.53 mi (2,599.95 km) |
| South San Francisco to Watertown (New York) | 2,437.99 mi (3,923.57 km) |
| South San Francisco to Watertown (South Dakota) | 1,397.31 mi (2,248.76 km) |
| South San Francisco to Watertown (Wisconsin) | 1,800.13 mi (2,897.02 km) |
| South San Francisco to Watertown Town (Massachusetts) | 2,690.09 mi (4,329.28 km) |
| South San Francisco to Waterville (Maine) | 2,739.27 mi (4,408.42 km) |
