| South San Francisco to Decatur (Alabama) | 1,977.21 mi (3,182.02 km) |
| South San Francisco to Decatur (Georgia) | 2,140.75 mi (3,445.20 km) |
| South San Francisco to Decatur (Illinois) | 1,800.09 mi (2,896.96 km) |
| South San Francisco to Deer Park (New York) | 2,602.99 mi (4,189.11 km) |
| South San Francisco to Deer Park (Texas) | 1,656.50 mi (2,665.88 km) |
| South San Francisco to Deerfield (Illinois) | 1,845.43 mi (2,969.93 km) |
| South San Francisco to Deerfield Beach (Florida) | 2,575.55 mi (4,144.95 km) |
| South San Francisco to Defiance (Ohio) | 2,028.82 mi (3,265.07 km) |
| South San Francisco to DeForest (Wisconsin) | 1,769.23 mi (2,847.30 km) |
| South San Francisco to DeKalb (Illinois) | 1,799.99 mi (2,896.81 km) |
| South San Francisco to Del Aire (California) | 343.74 mi (553.19 km) |
| South San Francisco to Del City (Oklahoma) | 1,390.64 mi (2,238.02 km) |
| South San Francisco to Del Rio (Texas) | 1,362.14 mi (2,192.15 km) |
| South San Francisco to DeLand (Florida) | 2,427.50 mi (3,906.69 km) |
| South San Francisco to Delano (California) | 218.08 mi (350.97 km) |
