| Keystone to Dallas (Oregon) | 2,505.96 mi (4,032.96 km) |
| Keystone to Dallas (Texas) | 902.16 mi (1,451.88 km) |
| Keystone to Dalton (Georgia) | 479.42 mi (771.55 km) |
| Keystone to Daly City (California) | 2,385.44 mi (3,839.00 km) |
| Keystone to Damascus (Maryland) | 829.51 mi (1,334.97 km) |
| Keystone to Damascus (Oregon) | 2,473.44 mi (3,980.62 km) |
| Keystone to Dana Point (California) | 2,105.15 mi (3,387.92 km) |
| Keystone to Danbury (Connecticut) | 1,051.68 mi (1,692.52 km) |
| Keystone to Dania Beach (Florida) | 207.23 mi (333.50 km) |
| Keystone to Danville (California) | 2,358.94 mi (3,796.35 km) |
| Keystone to Danville (Illinois) | 877.58 mi (1,412.32 km) |
| Keystone to Danville (Indiana) | 833.67 mi (1,341.66 km) |
| Keystone to Danville (Kentucky) | 669.09 mi (1,076.80 km) |
| Keystone to Danville (Virginia) | 612.84 mi (986.26 km) |
| Keystone to Daphne (Alabama) | 361.66 mi (582.03 km) |
