| Killingworth to Delhi (California) | 5,111.81 mi (8,226.66 km) |
| Killingworth to Delray Beach (Florida) | 4,294.58 mi (6,911.46 km) |
| Killingworth to Deltona (Florida) | 4,208.53 mi (6,772.98 km) |
| Killingworth to Deming (New Mexico) | 5,002.82 mi (8,051.27 km) |
| Killingworth to Denison (Texas) | 4,529.73 mi (7,289.90 km) |
| Killingworth to Dent (Ohio) | 3,811.77 mi (6,134.46 km) |
| Killingworth to Denton (Texas) | 4,579.58 mi (7,370.13 km) |
| Killingworth to Dentsville (South Carolina) | 3,929.68 mi (6,324.20 km) |
| Killingworth to Denver (Colorado) | 4,491.01 mi (7,227.58 km) |
| Killingworth to Depew (New York) | 3,410.38 mi (5,488.47 km) |
| Killingworth to Derby (Connecticut) | 3,271.64 mi (5,265.19 km) |
| Killingworth to Derby (Kansas) | 4,351.11 mi (7,002.43 km) |
| Killingworth to Des Moines (Iowa) | 4,014.50 mi (6,460.71 km) |
| Killingworth to Des Moines (Washington) | 4,569.03 mi (7,353.14 km) |
| Killingworth to Des Plaines (Illinois) | 3,789.21 mi (6,098.14 km) |
