| South San Francisco to Lancaster (Texas) | 1,485.82 mi (2,391.19 km) |
| South San Francisco to Land O' Lakes (Florida) | 2,388.58 mi (3,844.05 km) |
| South San Francisco to Landover (Maryland) | 2,444.82 mi (3,934.55 km) |
| South San Francisco to Langley Park (Maryland) | 2,438.94 mi (3,925.09 km) |
| South San Francisco to Lanham (Maryland) | 2,446.63 mi (3,937.46 km) |
| South San Francisco to Lansdale (Pennsylvania) | 2,509.41 mi (4,038.50 km) |
| South San Francisco to Lansdowne (Pennsylvania) | 2,513.90 mi (4,045.74 km) |
| South San Francisco to Lansdowne (Virginia) | 2,411.16 mi (3,880.39 km) |
| South San Francisco to Lansing (Illinois) | 1,863.02 mi (2,998.25 km) |
| South San Francisco to Lansing (Kansas) | 1,487.60 mi (2,394.05 km) |
| South San Francisco to Lansing (Michigan) | 2,011.51 mi (3,237.21 km) |
| South San Francisco to Lantana (Florida) | 2,570.34 mi (4,136.56 km) |
| South San Francisco to Lantana (Texas) | 1,454.93 mi (2,341.48 km) |
| South San Francisco to Laplace (Louisiana) | 1,895.80 mi (3,051.00 km) |
| South San Francisco to Laramie (Wyoming) | 929.71 mi (1,496.22 km) |
