| Panama City to Opole | 5,173.59 mi (8,326.08 km) |
| Panama City to Orzesze | 5,222.54 mi (8,404.87 km) |
| Panama City to Osowa | 5,066.45 mi (8,153.66 km) |
| Panama City to Ostroda | 5,144.00 mi (8,278.46 km) |
| Panama City to Ostroleka | 5,223.04 mi (8,405.67 km) |
| Panama City to Ostrow Mazowiecka | 5,244.53 mi (8,440.25 km) |
| Panama City to Ostrow Wielkopolski | 5,135.91 mi (8,265.44 km) |
| Panama City to Ostrowiec Swietokrzyski | 5,294.41 mi (8,520.53 km) |
| Panama City to Ostrzeszow | 5,148.15 mi (8,285.14 km) |
| Panama City to Oswiecim | 5,244.48 mi (8,440.18 km) |
| Panama City to Otwock | 5,246.60 mi (8,443.59 km) |
| Panama City to Ozarow Mazowiecki | 5,226.12 mi (8,410.62 km) |
| Panama City to Ozimek | 5,184.02 mi (8,342.88 km) |
| Panama City to Ozorkow | 5,179.52 mi (8,335.63 km) |
| Panama City to Pabianice | 5,194.22 mi (8,359.29 km) |
