| Potomac to Opovo | 4,706.47 mi (7,574.33 km) |
| Potomac to Osecina | 4,698.92 mi (7,562.18 km) |
| Potomac to Padinska Skela | 4,710.52 mi (7,580.85 km) |
| Potomac to Pancevo | 4,721.98 mi (7,599.30 km) |
| Potomac to Paracin | 4,792.85 mi (7,713.34 km) |
| Potomac to Pecinci | 4,693.48 mi (7,553.42 km) |
| Potomac to Petrovac na Mlavi | 4,772.81 mi (7,681.09 km) |
| Potomac to Petrovaradin | 4,676.03 mi (7,525.34 km) |
| Potomac to Pirot | 4,869.16 mi (7,836.15 km) |
| Potomac to Plandiste | 4,727.61 mi (7,608.35 km) |
| Potomac to Pozarevac | 4,754.01 mi (7,650.84 km) |
| Potomac to Pozega | 4,736.97 mi (7,623.42 km) |
| Potomac to Presevo | 4,864.49 mi (7,828.64 km) |
| Potomac to Priboj | 4,725.95 mi (7,605.69 km) |
| Potomac to Prijepolje | 4,732.70 mi (7,616.55 km) |
