| Roman to Delhi (California) | 6,275.35 mi (10,099.20 km) |
| Roman to Delray Beach (Florida) | 5,636.41 mi (9,070.93 km) |
| Roman to Deltona (Florida) | 5,554.41 mi (8,938.95 km) |
| Roman to Deming (New Mexico) | 6,282.13 mi (10,110.10 km) |
| Roman to Denison (Texas) | 5,851.21 mi (9,416.62 km) |
| Roman to Dent (Ohio) | 5,148.94 mi (8,286.43 km) |
| Roman to Denton (Texas) | 5,900.84 mi (9,496.49 km) |
| Roman to Dentsville (South Carolina) | 5,276.91 mi (8,492.36 km) |
| Roman to Denver (Colorado) | 5,752.93 mi (9,258.44 km) |
| Roman to Depew (New York) | 4,749.47 mi (7,643.53 km) |
| Roman to Derby (Connecticut) | 4,618.50 mi (7,432.75 km) |
| Roman to Derby (Kansas) | 5,657.88 mi (9,105.48 km) |
| Roman to Des Moines (Iowa) | 5,319.39 mi (8,560.74 km) |
| Roman to Des Moines (Washington) | 5,660.88 mi (9,110.30 km) |
| Roman to Des Plaines (Illinois) | 5,110.83 mi (8,225.08 km) |
