| Muskegon to Devnya | 5,199.62 mi (8,367.98 km) |
| Muskegon to Dimitrovgrad | 5,188.17 mi (8,349.56 km) |
| Muskegon to Dobrich | 5,191.31 mi (8,354.60 km) |
| Muskegon to Dospat | 5,155.87 mi (8,297.56 km) |
| Muskegon to Dupnitsa | 5,087.68 mi (8,187.83 km) |
| Muskegon to Elhovo | 5,216.92 mi (8,395.81 km) |
| Muskegon to Etropole | 5,092.25 mi (8,195.18 km) |
| Muskegon to Gabrovo | 5,138.43 mi (8,269.50 km) |
| Muskegon to Gorna Oryahovitsa | 5,138.34 mi (8,269.36 km) |
| Muskegon to Gotse Delchev | 5,144.04 mi (8,278.53 km) |
| Muskegon to Harmanli | 5,204.71 mi (8,376.17 km) |
| Muskegon to Haskovo | 5,192.74 mi (8,356.90 km) |
| Muskegon to Ihtiman | 5,104.80 mi (8,215.39 km) |
| Muskegon to Isperih | 5,149.23 mi (8,286.89 km) |
| Muskegon to Kardzhali | 5,199.50 mi (8,367.79 km) |
