| Walnut Creek to Los Alamitos (California) | 360.69 mi (580.47 km) |
| Walnut Creek to Los Alamos (New Mexico) | 880.37 mi (1,416.82 km) |
| Walnut Creek to Los Altos (California) | 37.03 mi (59.59 km) |
| Walnut Creek to Los Angeles (California) | 331.21 mi (533.03 km) |
| Walnut Creek to Los Banos (California) | 87.68 mi (141.10 km) |
| Walnut Creek to Los Gatos (California) | 46.66 mi (75.09 km) |
| Walnut Creek to Los Lunas (New Mexico) | 874.42 mi (1,407.25 km) |
| Walnut Creek to Los Osos (California) | 191.61 mi (308.37 km) |
| Walnut Creek to Loudoun Valley Estates (Virginia) | 2,386.92 mi (3,841.37 km) |
| Walnut Creek to Louisville (Colorado) | 917.79 mi (1,477.03 km) |
| Walnut Creek to Louisville (Kentucky) | 1,967.59 mi (3,166.53 km) |
| Walnut Creek to Lovejoy (Georgia) | 2,125.03 mi (3,419.90 km) |
| Walnut Creek to Loveland (Colorado) | 924.48 mi (1,487.81 km) |
| Walnut Creek to Loveland (Ohio) | 2,027.07 mi (3,262.26 km) |
| Walnut Creek to Loves Park (Illinois) | 1,761.08 mi (2,834.18 km) |
