| Irun to Dardenne Prairie (Missouri) | 4,414.39 mi (7,104.27 km) |
| Irun to Darien (Illinois) | 4,177.64 mi (6,723.26 km) |
| Irun to Davenport (Iowa) | 4,297.08 mi (6,915.49 km) |
| Irun to Davidson (North Carolina) | 4,095.04 mi (6,590.32 km) |
| Irun to Davie (Florida) | 4,450.14 mi (7,161.81 km) |
| Irun to Davis (California) | 5,647.11 mi (9,088.14 km) |
| Irun to Dayton (Nevada) | 5,534.63 mi (8,907.13 km) |
| Irun to Dayton (Ohio) | 4,086.19 mi (6,576.08 km) |
| Irun to Daytona Beach (Florida) | 4,359.10 mi (7,015.30 km) |
| Irun to De Pere (Wisconsin) | 4,081.06 mi (6,567.83 km) |
| Irun to De Witt (New York) | 3,609.97 mi (5,809.68 km) |
| Irun to Dearborn (Michigan) | 3,949.81 mi (6,356.61 km) |
| Irun to Dearborn Heights (Michigan) | 3,952.48 mi (6,360.90 km) |
| Irun to DeBary (Florida) | 4,383.19 mi (7,054.06 km) |
| Irun to Decatur (Alabama) | 4,416.82 mi (7,108.19 km) |
