| Olbia to Pottsville (Pennsylvania) | 4,282.31 mi (6,891.71 km) |
| Olbia to Poughkeepsie (New York) | 4,144.21 mi (6,669.46 km) |
| Olbia to Poulsbo (Washington) | 5,647.16 mi (9,088.23 km) |
| Olbia to Poway (California) | 6,299.99 mi (10,138.86 km) |
| Olbia to Powder Springs (Georgia) | 4,932.26 mi (7,937.71 km) |
| Olbia to Powell (Ohio) | 4,604.60 mi (7,410.38 km) |
| Olbia to Powell (Tennessee) | 4,812.63 mi (7,745.18 km) |
| Olbia to Prairie Ridge (Washington) | 5,667.88 mi (9,121.58 km) |
| Olbia to Prairie Village (Kansas) | 5,141.78 mi (8,274.90 km) |
| Olbia to Prairieville (Louisiana) | 5,371.93 mi (8,645.28 km) |
| Olbia to Prattville (Alabama) | 5,072.86 mi (8,163.98 km) |
| Olbia to Preakness (New Jersey) | 4,184.07 mi (6,733.61 km) |
| Olbia to Prescott (Arizona) | 6,049.77 mi (9,736.17 km) |
| Olbia to Prescott Valley (Arizona) | 6,044.38 mi (9,727.48 km) |
| Olbia to Prichard (Alabama) | 5,222.59 mi (8,404.95 km) |
