| Formia to Dardenne Prairie (Missouri) | 5,145.82 mi (8,281.39 km) |
| Formia to Darien (Illinois) | 4,902.18 mi (7,889.30 km) |
| Formia to Davenport (Iowa) | 5,014.92 mi (8,070.73 km) |
| Formia to Davidson (North Carolina) | 4,864.11 mi (7,828.04 km) |
| Formia to Davie (Florida) | 5,242.66 mi (8,437.24 km) |
| Formia to Davis (California) | 6,246.52 mi (10,052.80 km) |
| Formia to Dayton (Nevada) | 6,142.69 mi (9,885.70 km) |
| Formia to Dayton (Ohio) | 4,830.48 mi (7,773.90 km) |
| Formia to Daytona Beach (Florida) | 5,144.99 mi (8,280.06 km) |
| Formia to De Pere (Wisconsin) | 4,790.49 mi (7,709.55 km) |
| Formia to De Witt (New York) | 4,357.43 mi (7,012.61 km) |
| Formia to Dearborn (Michigan) | 4,684.25 mi (7,538.57 km) |
| Formia to Dearborn Heights (Michigan) | 4,686.73 mi (7,542.56 km) |
| Formia to DeBary (Florida) | 5,169.42 mi (8,319.38 km) |
| Formia to Decatur (Alabama) | 5,175.72 mi (8,329.52 km) |
