| Richland to Delaware (Ohio) | 1,851.15 mi (2,979.14 km) |
| Richland to Delhi (California) | 616.30 mi (991.85 km) |
| Richland to Delray Beach (Florida) | 2,537.91 mi (4,084.37 km) |
| Richland to Deltona (Florida) | 2,373.53 mi (3,819.83 km) |
| Richland to Deming (New Mexico) | 1,145.91 mi (1,844.16 km) |
| Richland to Denison (Texas) | 1,471.76 mi (2,368.57 km) |
| Richland to Dent (Ohio) | 1,808.63 mi (2,910.71 km) |
| Richland to Denton (Texas) | 1,474.45 mi (2,372.90 km) |
| Richland to Dentsville (South Carolina) | 2,166.54 mi (3,486.71 km) |
| Richland to Denver (Colorado) | 854.41 mi (1,375.04 km) |
| Richland to Depew (New York) | 1,988.45 mi (3,200.11 km) |
| Richland to Derby (Connecticut) | 2,296.41 mi (3,695.71 km) |
| Richland to Derby (Kansas) | 1,277.35 mi (2,055.69 km) |
| Richland to Des Moines (Iowa) | 1,312.48 mi (2,112.24 km) |
| Richland to Des Moines (Washington) | 162.06 mi (260.81 km) |
