| Black Forest to Oschatz | 5,154.61 mi (8,295.55 km) |
| Black Forest to Oschersleben | 5,062.93 mi (8,147.99 km) |
| Black Forest to Osnabruck | 4,949.92 mi (7,966.12 km) |
| Black Forest to Ostbevern | 4,954.46 mi (7,973.43 km) |
| Black Forest to Osterburg | 5,042.48 mi (8,115.09 km) |
| Black Forest to Ostercappeln | 4,952.73 mi (7,970.65 km) |
| Black Forest to Osterhofen | 5,278.31 mi (8,494.62 km) |
| Black Forest to Osterholz-Scharmbeck | 4,931.11 mi (7,935.86 km) |
| Black Forest to Osternienburg | 5,096.95 mi (8,202.74 km) |
| Black Forest to Osterode | 5,045.28 mi (8,119.60 km) |
| Black Forest to Osterwieck | 5,048.69 mi (8,125.08 km) |
| Black Forest to Ostfildern | 5,152.73 mi (8,292.52 km) |
| Black Forest to Osthofen | 5,076.72 mi (8,170.18 km) |
| Black Forest to Ostrhauderfehn | 4,898.58 mi (7,883.51 km) |
| Black Forest to Ostringen | 5,112.03 mi (8,227.02 km) |
