| South San Francisco to Lindon (Utah) | 603.41 mi (971.09 km) |
| South San Francisco to Lindsay (California) | 209.26 mi (336.78 km) |
| South San Francisco to Linganore (Maryland) | 2,416.00 mi (3,888.17 km) |
| South San Francisco to Lino Lakes (Minnesota) | 1,595.98 mi (2,568.48 km) |
| South San Francisco to Linthicum (Maryland) | 2,452.34 mi (3,946.66 km) |
| South San Francisco to Linton Hall (Virginia) | 2,411.27 mi (3,880.56 km) |
| South San Francisco to Lisle (Illinois) | 1,834.26 mi (2,951.96 km) |
| South San Francisco to Lithia Springs (Georgia) | 2,121.31 mi (3,413.92 km) |
| South San Francisco to Little Canada (Minnesota) | 1,594.36 mi (2,565.88 km) |
| South San Francisco to Little Chute (Wisconsin) | 1,822.70 mi (2,933.36 km) |
| South San Francisco to Little Elm (Texas) | 1,463.24 mi (2,354.85 km) |
| South San Francisco to Little Ferry (New Jersey) | 2,565.08 mi (4,128.10 km) |
| South San Francisco to Little Rock (Arkansas) | 1,681.26 mi (2,705.73 km) |
| South San Francisco to Littleton (Colorado) | 947.27 mi (1,524.49 km) |
| South San Francisco to Live Oak (California) | 52.07 mi (83.80 km) |
