| San Mateo to Duluth (Minnesota) | 1,658.60 mi (2,669.27 km) |
| San Mateo to Dumas (Texas) | 1,130.93 mi (1,820.05 km) |
| San Mateo to Dumont (New Jersey) | 2,563.11 mi (4,124.92 km) |
| San Mateo to Duncan (Oklahoma) | 1,374.40 mi (2,211.89 km) |
| San Mateo to Duncanville (Texas) | 1,470.39 mi (2,366.36 km) |
| San Mateo to Dundalk (Maryland) | 2,456.70 mi (3,953.67 km) |
| San Mateo to Dunedin (Florida) | 2,369.08 mi (3,812.67 km) |
| San Mateo to Dunkirk (New York) | 2,275.01 mi (3,661.27 km) |
| San Mateo to Dunmore (Pennsylvania) | 2,474.68 mi (3,982.62 km) |
| San Mateo to Dunwoody (Georgia) | 2,130.94 mi (3,429.42 km) |
| San Mateo to Durango (Colorado) | 791.64 mi (1,274.02 km) |
| San Mateo to Durant (Oklahoma) | 1,468.83 mi (2,363.85 km) |
| San Mateo to Durham (North Carolina) | 2,383.70 mi (3,836.19 km) |
| San Mateo to Dyer (Indiana) | 1,861.99 mi (2,996.58 km) |
| San Mateo to Dyersburg (Tennessee) | 1,815.78 mi (2,922.21 km) |
