| San Mateo to Los Alamitos (California) | 352.47 mi (567.24 km) |
| San Mateo to Los Alamos (New Mexico) | 893.80 mi (1,438.42 km) |
| San Mateo to Los Altos (California) | 17.35 mi (27.93 km) |
| San Mateo to Los Angeles (California) | 322.86 mi (519.60 km) |
| San Mateo to Los Banos (California) | 87.65 mi (141.05 km) |
| San Mateo to Los Gatos (California) | 29.60 mi (47.63 km) |
| San Mateo to Los Lunas (New Mexico) | 885.52 mi (1,425.11 km) |
| San Mateo to Los Osos (California) | 175.83 mi (282.96 km) |
| San Mateo to Loudoun Valley Estates (Virginia) | 2,407.96 mi (3,875.24 km) |
| San Mateo to Louisville (Colorado) | 938.38 mi (1,510.18 km) |
| San Mateo to Louisville (Kentucky) | 1,987.29 mi (3,198.23 km) |
| San Mateo to Lovejoy (Georgia) | 2,141.42 mi (3,446.28 km) |
| San Mateo to Loveland (Colorado) | 945.70 mi (1,521.96 km) |
| San Mateo to Loveland (Ohio) | 2,047.68 mi (3,295.42 km) |
| San Mateo to Loves Park (Illinois) | 1,783.59 mi (2,870.41 km) |
