| Sulphur to Dover (New Hampshire) | 1,525.26 mi (2,454.66 km) |
| Sulphur to Dover (New Jersey) | 1,283.34 mi (2,065.34 km) |
| Sulphur to Dover (Ohio) | 975.02 mi (1,569.14 km) |
| Sulphur to Downers Grove (Illinois) | 852.58 mi (1,372.10 km) |
| Sulphur to Downey (California) | 1,469.07 mi (2,364.24 km) |
| Sulphur to Dranesville (Virginia) | 1,089.84 mi (1,753.92 km) |
| Sulphur to Draper (Utah) | 1,256.90 mi (2,022.78 km) |
| Sulphur to Drexel Heights (Arizona) | 1,052.84 mi (1,694.39 km) |
| Sulphur to Drexel Hill (Pennsylvania) | 1,218.09 mi (1,960.32 km) |
| Sulphur to Duarte (California) | 1,459.71 mi (2,349.17 km) |
| Sulphur to Dublin (California) | 1,707.44 mi (2,747.86 km) |
| Sulphur to Dublin (Georgia) | 635.15 mi (1,022.18 km) |
| Sulphur to Dublin (Ohio) | 892.48 mi (1,436.30 km) |
| Sulphur to Dubuque (Iowa) | 860.48 mi (1,384.81 km) |
| Sulphur to Duluth (Georgia) | 598.34 mi (962.93 km) |
