| Hartford to Dabrowa Gornicza | 4,158.82 mi (6,692.98 km) |
| Hartford to Dabrowa Tarnowska | 4,232.16 mi (6,811.01 km) |
| Hartford to Darlowo | 3,919.55 mi (6,307.91 km) |
| Hartford to Debica | 4,252.72 mi (6,844.09 km) |
| Hartford to Deblin | 4,213.68 mi (6,781.26 km) |
| Hartford to Debno | 3,909.59 mi (6,291.87 km) |
| Hartford to Dobre Miasto | 4,075.59 mi (6,559.02 km) |
| Hartford to Drawsko Pomorskie | 3,925.25 mi (6,317.08 km) |
| Hartford to Drezdenko | 3,948.60 mi (6,354.65 km) |
| Hartford to Dzialdowo | 4,093.91 mi (6,588.51 km) |
| Hartford to Dzierzoniow | 4,048.27 mi (6,515.06 km) |
| Hartford to Elblag | 4,034.32 mi (6,492.62 km) |
| Hartford to Elk | 4,150.47 mi (6,679.54 km) |
| Hartford to Garwolin | 4,193.30 mi (6,748.46 km) |
| Hartford to Gdansk | 4,001.60 mi (6,439.96 km) |
