| Panama City to Oerlinghausen | 4,775.02 mi (7,684.65 km) |
| Panama City to Oestrich-Winkel | 4,800.99 mi (7,726.44 km) |
| Panama City to Offenburg | 4,839.90 mi (7,789.07 km) |
| Panama City to Oftersheim | 4,842.16 mi (7,792.70 km) |
| Panama City to Ohrdruf | 4,888.13 mi (7,866.69 km) |
| Panama City to Ohringen | 4,884.65 mi (7,861.09 km) |
| Panama City to Olbernhau | 4,995.59 mi (8,039.63 km) |
| Panama City to Olching | 4,988.90 mi (8,028.87 km) |
| Panama City to Oldenburg | 4,726.52 mi (7,606.60 km) |
| Panama City to Oldenburg in Holstein | 4,796.36 mi (7,718.99 km) |
| Panama City to Olfen | 4,730.89 mi (7,613.63 km) |
| Panama City to Olpe | 4,767.12 mi (7,671.94 km) |
| Panama City to Olsberg | 4,784.25 mi (7,699.50 km) |
| Panama City to Oranienburg | 4,928.66 mi (7,931.91 km) |
| Panama City to Ortenberg | 4,834.20 mi (7,779.90 km) |
