| Walnut Creek to Lombard (Illinois) | 1,812.45 mi (2,916.86 km) |
| Walnut Creek to Lomita (California) | 352.16 mi (566.74 km) |
| Walnut Creek to Lompoc (California) | 240.33 mi (386.78 km) |
| Walnut Creek to London (Ohio) | 2,064.16 mi (3,321.95 km) |
| Walnut Creek to Lone Tree (Colorado) | 930.95 mi (1,498.22 km) |
| Walnut Creek to Long Beach (California) | 356.96 mi (574.47 km) |
| Walnut Creek to Long Beach (Mississippi) | 1,939.91 mi (3,121.99 km) |
| Walnut Creek to Long Beach (New York) | 2,562.43 mi (4,123.83 km) |
| Walnut Creek to Long Branch (New Jersey) | 2,549.94 mi (4,103.73 km) |
| Walnut Creek to Longmont (Colorado) | 921.03 mi (1,482.25 km) |
| Walnut Creek to Longview (Texas) | 1,578.01 mi (2,539.55 km) |
| Walnut Creek to Longview (Washington) | 571.54 mi (919.80 km) |
| Walnut Creek to Longwood (Florida) | 2,413.75 mi (3,884.56 km) |
| Walnut Creek to Lorain (Ohio) | 2,114.88 mi (3,403.57 km) |
| Walnut Creek to Lorton (Virginia) | 2,406.36 mi (3,872.66 km) |
