| Ridge to Oschatz | 3,940.83 mi (6,342.15 km) |
| Ridge to Oschersleben | 3,847.72 mi (6,192.31 km) |
| Ridge to Osnabruck | 3,715.91 mi (5,980.17 km) |
| Ridge to Ostbevern | 3,714.32 mi (5,977.62 km) |
| Ridge to Osterburg | 3,845.69 mi (6,189.04 km) |
| Ridge to Ostercappeln | 3,721.31 mi (5,988.88 km) |
| Ridge to Osterhofen | 4,018.17 mi (6,466.61 km) |
| Ridge to Osterholz-Scharmbeck | 3,720.53 mi (5,987.62 km) |
| Ridge to Osternienburg | 3,883.67 mi (6,250.16 km) |
| Ridge to Osterode | 3,817.09 mi (6,143.01 km) |
| Ridge to Osterwieck | 3,828.47 mi (6,161.33 km) |
| Ridge to Ostfildern | 3,863.25 mi (6,217.30 km) |
| Ridge to Osthofen | 3,797.31 mi (6,111.19 km) |
| Ridge to Ostrhauderfehn | 3,677.60 mi (5,918.52 km) |
| Ridge to Ostringen | 3,826.89 mi (6,158.79 km) |
