| Glenmont to Dallas (Oregon) | 2,376.97 mi (3,825.36 km) |
| Glenmont to Dallas (Texas) | 1,182.34 mi (1,902.79 km) |
| Glenmont to Dalton (Georgia) | 528.78 mi (850.98 km) |
| Glenmont to Daly City (California) | 2,436.21 mi (3,920.70 km) |
| Glenmont to Damascus (Maryland) | 15.98 mi (25.71 km) |
| Glenmont to Damascus (Oregon) | 2,331.12 mi (3,751.58 km) |
| Glenmont to Dana Point (California) | 2,277.92 mi (3,665.96 km) |
| Glenmont to Danbury (Connecticut) | 248.01 mi (399.13 km) |
| Glenmont to Dania Beach (Florida) | 916.91 mi (1,475.62 km) |
| Glenmont to Danville (California) | 2,407.62 mi (3,874.68 km) |
| Glenmont to Danville (Illinois) | 566.89 mi (912.32 km) |
| Glenmont to Danville (Indiana) | 506.72 mi (815.48 km) |
| Glenmont to Danville (Kentucky) | 430.19 mi (692.32 km) |
| Glenmont to Danville (Virginia) | 214.78 mi (345.65 km) |
| Glenmont to Daphne (Alabama) | 846.02 mi (1,361.53 km) |
