| Boulder to Dabrowa Gornicza | 5,346.53 mi (8,604.40 km) |
| Boulder to Dabrowa Tarnowska | 5,405.47 mi (8,699.26 km) |
| Boulder to Darlowo | 5,056.99 mi (8,138.44 km) |
| Boulder to Debica | 5,423.81 mi (8,728.78 km) |
| Boulder to Deblin | 5,354.26 mi (8,616.85 km) |
| Boulder to Debno | 5,093.69 mi (8,197.51 km) |
| Boulder to Dobre Miasto | 5,186.14 mi (8,346.29 km) |
| Boulder to Drawsko Pomorskie | 5,084.91 mi (8,183.37 km) |
| Boulder to Drezdenko | 5,121.18 mi (8,241.75 km) |
| Boulder to Dzialdowo | 5,220.39 mi (8,401.40 km) |
| Boulder to Dzierzoniow | 5,252.01 mi (8,452.30 km) |
| Boulder to Elblag | 5,150.53 mi (8,288.97 km) |
| Boulder to Elk | 5,245.81 mi (8,442.32 km) |
| Boulder to Garwolin | 5,330.20 mi (8,578.13 km) |
| Boulder to Gdansk | 5,121.09 mi (8,241.61 km) |
