| Sierre to Dixon (Illinois) | 4,504.86 mi (7,249.88 km) |
| Sierre to Dobbs Ferry (New York) | 3,901.77 mi (6,279.30 km) |
| Sierre to Doctor Phillips (Florida) | 4,782.87 mi (7,697.28 km) |
| Sierre to Dodge City (Kansas) | 5,103.12 mi (8,212.68 km) |
| Sierre to Dolton (Illinois) | 4,440.86 mi (7,146.87 km) |
| Sierre to Donna (Texas) | 5,614.63 mi (9,035.87 km) |
| Sierre to Dorado (Puerto Rico) | 4,538.40 mi (7,303.85 km) |
| Sierre to Doral (Florida) | 4,854.59 mi (7,812.70 km) |
| Sierre to Doraville (Georgia) | 4,652.78 mi (7,487.93 km) |
| Sierre to Dothan (Alabama) | 4,825.76 mi (7,766.30 km) |
| Sierre to Douglas (Arizona) | 5,791.03 mi (9,319.77 km) |
| Sierre to Douglas (Georgia) | 4,701.64 mi (7,566.57 km) |
| Sierre to Douglasville (Georgia) | 4,679.16 mi (7,530.38 km) |
| Sierre to Dover (Delaware) | 4,047.32 mi (6,513.53 km) |
| Sierre to Dover (New Hampshire) | 3,691.01 mi (5,940.10 km) |
