| DeForest to Oschatz | 4,430.96 mi (7,130.95 km) |
| DeForest to Oschersleben | 4,337.61 mi (6,980.71 km) |
| DeForest to Osnabruck | 4,216.29 mi (6,785.47 km) |
| DeForest to Ostbevern | 4,218.66 mi (6,789.28 km) |
| DeForest to Osterburg | 4,323.76 mi (6,958.43 km) |
| DeForest to Ostercappeln | 4,220.08 mi (6,791.57 km) |
| DeForest to Osterhofen | 4,538.96 mi (7,304.75 km) |
| DeForest to Osterholz-Scharmbeck | 4,205.83 mi (6,768.63 km) |
| DeForest to Osternienburg | 4,372.77 mi (7,037.30 km) |
| DeForest to Osterode | 4,314.96 mi (6,944.26 km) |
| DeForest to Osterwieck | 4,321.35 mi (6,954.53 km) |
| DeForest to Ostfildern | 4,401.46 mi (7,083.47 km) |
| DeForest to Osthofen | 4,328.22 mi (6,965.60 km) |
| DeForest to Ostrhauderfehn | 4,169.06 mi (6,709.45 km) |
| DeForest to Ostringen | 4,361.88 mi (7,019.76 km) |
