| Iernut to Orthez | 1,233.93 mi (1,985.82 km) |
| Iernut to Orvault | 1,217.20 mi (1,958.89 km) |
| Iernut to Osny | 1,041.56 mi (1,676.24 km) |
| Iernut to Ostwald | 782.96 mi (1,260.05 km) |
| Iernut to Ouistreham | 1,146.65 mi (1,845.36 km) |
| Iernut to Oullins | 929.95 mi (1,496.62 km) |
| Iernut to Outreau | 1,070.97 mi (1,723.56 km) |
| Iernut to Oyonnax | 883.99 mi (1,422.64 km) |
| Iernut to Ozoir-la-Ferriere | 1,013.11 mi (1,630.44 km) |
| Iernut to Pace | 1,218.32 mi (1,960.70 km) |
| Iernut to Palaiseau | 1,032.84 mi (1,662.19 km) |
| Iernut to Pamiers | 1,128.97 mi (1,816.90 km) |
| Iernut to Panazol | 1,094.29 mi (1,761.09 km) |
| Iernut to Pantin | 1,025.92 mi (1,651.05 km) |
| Iernut to Paray-le-Monial | 954.87 mi (1,536.72 km) |
