| Knoxville to Pontedera | 4,765.88 mi (7,669.94 km) |
| Knoxville to Pontinia | 4,951.57 mi (7,968.78 km) |
| Knoxville to Porcari | 4,758.95 mi (7,658.79 km) |
| Knoxville to Porcia | 4,769.26 mi (7,675.38 km) |
| Knoxville to Pordenone | 4,771.22 mi (7,678.54 km) |
| Knoxville to Portici | 5,030.35 mi (8,095.56 km) |
| Knoxville to Porto Empedocle | 5,127.46 mi (8,251.85 km) |
| Knoxville to Porto Recanati | 4,904.13 mi (7,892.44 km) |
| Knoxville to Porto Sant'Elpidio | 4,913.83 mi (7,908.04 km) |
| Knoxville to Porto Tolle | 4,792.55 mi (7,712.87 km) |
| Knoxville to Porto Torres | 4,764.95 mi (7,668.44 km) |
| Knoxville to Portoferraio | 4,781.58 mi (7,695.21 km) |
| Knoxville to Portogruaro | 4,784.68 mi (7,700.21 km) |
| Knoxville to Portomaggiore | 4,779.56 mi (7,691.96 km) |
| Knoxville to Potenza | 5,101.19 mi (8,209.56 km) |
