| Olbia to Oswestry | 1,012.89 mi (1,630.09 km) |
| Olbia to Otley | 1,035.92 mi (1,667.15 km) |
| Olbia to Ovenden | 1,031.22 mi (1,659.58 km) |
| Olbia to Oxford | 905.57 mi (1,457.38 km) |
| Olbia to Oxted | 845.76 mi (1,361.12 km) |
| Olbia to Padbury | 909.56 mi (1,463.79 km) |
| Olbia to Padiham | 1,044.59 mi (1,681.11 km) |
| Olbia to Paignton | 908.58 mi (1,462.22 km) |
| Olbia to Paisley | 1,208.30 mi (1,944.57 km) |
| Olbia to Palmers Green | 868.59 mi (1,397.86 km) |
| Olbia to Parkstone | 870.80 mi (1,401.42 km) |
| Olbia to Partick | 1,207.03 mi (1,942.53 km) |
| Olbia to Patcham | 827.77 mi (1,332.17 km) |
| Olbia to Peebles | 1,169.24 mi (1,881.71 km) |
| Olbia to Pelsall | 971.98 mi (1,564.25 km) |
