| Olbia to Pell City (Alabama) | 5,017.15 mi (8,074.32 km) |
| Olbia to Pella (Iowa) | 4,965.27 mi (7,990.82 km) |
| Olbia to Pembroke Pines (Florida) | 5,057.08 mi (8,138.58 km) |
| Olbia to Pendleton (Oregon) | 5,657.66 mi (9,105.13 km) |
| Olbia to Pensacola (Florida) | 5,193.83 mi (8,358.67 km) |
| Olbia to Peoria (Arizona) | 6,086.73 mi (9,795.64 km) |
| Olbia to Peoria (Illinois) | 4,858.25 mi (7,818.59 km) |
| Olbia to Perris (California) | 6,263.01 mi (10,079.34 km) |
| Olbia to Perry (Georgia) | 4,946.71 mi (7,960.95 km) |
| Olbia to Perry Hall (Maryland) | 4,340.67 mi (6,985.63 km) |
| Olbia to Perrysburg (Ohio) | 4,574.96 mi (7,362.69 km) |
| Olbia to Perth Amboy (New Jersey) | 4,200.90 mi (6,760.70 km) |
| Olbia to Peru (Indiana) | 4,709.47 mi (7,579.15 km) |
| Olbia to Petal (Mississippi) | 5,247.86 mi (8,445.61 km) |
| Olbia to Petaluma (California) | 6,189.45 mi (9,960.96 km) |
