| Keller to Oschatz | 5,250.96 mi (8,450.61 km) |
| Keller to Oschersleben | 5,157.38 mi (8,299.99 km) |
| Keller to Osnabruck | 5,033.80 mi (8,101.12 km) |
| Keller to Ostbevern | 5,035.42 mi (8,103.73 km) |
| Keller to Osterburg | 5,145.37 mi (8,280.68 km) |
| Keller to Ostercappeln | 5,037.90 mi (8,107.72 km) |
| Keller to Osterhofen | 5,353.40 mi (8,615.47 km) |
| Keller to Osterholz-Scharmbeck | 5,025.95 mi (8,088.49 km) |
| Keller to Osternienburg | 5,192.77 mi (8,356.96 km) |
| Keller to Osterode | 5,133.25 mi (8,261.17 km) |
| Keller to Osterwieck | 5,140.55 mi (8,272.91 km) |
| Keller to Ostfildern | 5,211.36 mi (8,386.88 km) |
| Keller to Osthofen | 5,139.64 mi (8,271.45 km) |
| Keller to Ostrhauderfehn | 4,988.02 mi (8,027.45 km) |
| Keller to Ostringen | 5,172.43 mi (8,324.23 km) |
