| Howard to Delaware (Ohio) | 391.21 mi (629.60 km) |
| Howard to Delhi (California) | 1,761.02 mi (2,834.09 km) |
| Howard to Delray Beach (Florida) | 1,328.45 mi (2,137.93 km) |
| Howard to Deltona (Florida) | 1,146.35 mi (1,844.87 km) |
| Howard to Deming (New Mexico) | 1,356.05 mi (2,182.35 km) |
| Howard to Denison (Texas) | 872.86 mi (1,404.74 km) |
| Howard to Dent (Ohio) | 411.36 mi (662.02 km) |
| Howard to Denton (Texas) | 921.74 mi (1,483.39 km) |
| Howard to Dentsville (South Carolina) | 818.58 mi (1,317.37 km) |
| Howard to Denver (Colorado) | 919.35 mi (1,479.55 km) |
| Howard to Depew (New York) | 482.16 mi (775.96 km) |
| Howard to Derby (Connecticut) | 790.17 mi (1,271.65 km) |
| Howard to Derby (Kansas) | 679.33 mi (1,093.27 km) |
| Howard to Des Moines (Iowa) | 346.94 mi (558.35 km) |
| Howard to Des Moines (Washington) | 1,641.23 mi (2,641.30 km) |
