| Port Charlotte to Nyon | 4,818.44 mi (7,754.52 km) |
| Port Charlotte to Oberriet | 4,945.93 mi (7,959.71 km) |
| Port Charlotte to Obersiggenthal | 4,885.86 mi (7,863.03 km) |
| Port Charlotte to Oberwil | 4,852.71 mi (7,809.69 km) |
| Port Charlotte to Oberwingert | 4,906.16 mi (7,895.71 km) |
| Port Charlotte to Oftringen | 4,873.14 mi (7,842.56 km) |
| Port Charlotte to Olten | 4,871.65 mi (7,840.16 km) |
| Port Charlotte to Onex | 4,816.73 mi (7,751.78 km) |
| Port Charlotte to Opfikon | 4,899.19 mi (7,884.48 km) |
| Port Charlotte to Ostermundigen | 4,862.28 mi (7,825.08 km) |
| Port Charlotte to Payerne | 4,840.49 mi (7,790.01 km) |
| Port Charlotte to Pfaffikon | 4,910.27 mi (7,902.32 km) |
| Port Charlotte to Plan-les-Ouates | 4,817.85 mi (7,753.58 km) |
| Port Charlotte to Pratteln | 4,859.06 mi (7,819.91 km) |
| Port Charlotte to Prilly | 4,831.73 mi (7,775.92 km) |
