| National City to Dixon (California) | 479.58 mi (771.81 km) |
| National City to Dixon (Illinois) | 1,636.81 mi (2,634.19 km) |
| National City to Dobbs Ferry (New York) | 2,432.91 mi (3,915.39 km) |
| National City to Doctor Phillips (Florida) | 2,128.55 mi (3,425.56 km) |
| National City to Dodge City (Kansas) | 1,024.58 mi (1,648.90 km) |
| National City to Dolton (Illinois) | 1,728.26 mi (2,781.37 km) |
| National City to Donna (Texas) | 1,229.18 mi (1,978.18 km) |
| National City to Dorado (Puerto Rico) | 3,283.24 mi (5,283.86 km) |
| National City to Doral (Florida) | 2,253.48 mi (3,626.62 km) |
| National City to Doraville (Georgia) | 1,889.90 mi (3,041.51 km) |
| National City to Dothan (Alabama) | 1,853.72 mi (2,983.27 km) |
| National City to Douglas (Arizona) | 451.83 mi (727.15 km) |
| National City to Douglas (Georgia) | 1,997.52 mi (3,214.70 km) |
| National City to Douglasville (Georgia) | 1,866.52 mi (3,003.87 km) |
| National City to Dover (Delaware) | 2,348.56 mi (3,779.64 km) |
