| Walnut Creek to Dixon (California) | 39.39 mi (63.39 km) |
| Walnut Creek to Dixon (Illinois) | 1,737.28 mi (2,795.88 km) |
| Walnut Creek to Dobbs Ferry (New York) | 2,546.06 mi (4,097.49 km) |
| Walnut Creek to Doctor Phillips (Florida) | 2,413.74 mi (3,884.54 km) |
| Walnut Creek to Dodge City (Kansas) | 1,198.98 mi (1,929.57 km) |
| Walnut Creek to Dolton (Illinois) | 1,834.87 mi (2,952.94 km) |
| Walnut Creek to Donna (Texas) | 1,615.64 mi (2,600.12 km) |
| Walnut Creek to Dorado (Puerto Rico) | 3,593.10 mi (5,782.54 km) |
| Walnut Creek to Doral (Florida) | 2,560.62 mi (4,120.93 km) |
| Walnut Creek to Doraville (Georgia) | 2,117.17 mi (3,407.26 km) |
| Walnut Creek to Dothan (Alabama) | 2,120.29 mi (3,412.27 km) |
| Walnut Creek to Douglas (Arizona) | 841.07 mi (1,353.57 km) |
| Walnut Creek to Douglas (Georgia) | 2,252.24 mi (3,624.62 km) |
| Walnut Creek to Douglasville (Georgia) | 2,097.28 mi (3,375.24 km) |
| Walnut Creek to Dover (Delaware) | 2,487.90 mi (4,003.89 km) |
