| Pottstown to Oschatz | 4,078.25 mi (6,563.30 km) |
| Pottstown to Oschersleben | 3,984.95 mi (6,413.15 km) |
| Pottstown to Osnabruck | 3,853.88 mi (6,202.22 km) |
| Pottstown to Ostbevern | 3,852.66 mi (6,200.26 km) |
| Pottstown to Osterburg | 3,981.77 mi (6,408.03 km) |
| Pottstown to Ostercappeln | 3,859.15 mi (6,210.69 km) |
| Pottstown to Osterhofen | 4,158.51 mi (6,692.48 km) |
| Pottstown to Osterholz-Scharmbeck | 3,857.07 mi (6,207.35 km) |
| Pottstown to Osternienburg | 4,020.88 mi (6,470.99 km) |
| Pottstown to Osterode | 3,955.01 mi (6,364.98 km) |
| Pottstown to Osterwieck | 3,965.94 mi (6,382.56 km) |
| Pottstown to Ostfildern | 4,004.87 mi (6,445.22 km) |
| Pottstown to Osthofen | 3,938.21 mi (6,337.93 km) |
| Pottstown to Ostrhauderfehn | 3,814.65 mi (6,139.08 km) |
| Pottstown to Ostringen | 3,968.18 mi (6,386.17 km) |
