| Parkway to Pottsville (Pennsylvania) | 2,386.99 mi (3,841.48 km) |
| Parkway to Poughkeepsie (New York) | 2,489.93 mi (4,007.15 km) |
| Parkway to Poulsbo (Washington) | 641.37 mi (1,032.19 km) |
| Parkway to Poway (California) | 454.63 mi (731.66 km) |
| Parkway to Powder Springs (Georgia) | 2,061.44 mi (3,317.57 km) |
| Parkway to Powell (Ohio) | 2,037.76 mi (3,279.45 km) |
| Parkway to Powell (Tennessee) | 2,050.58 mi (3,300.09 km) |
| Parkway to Prairie Ridge (Washington) | 598.29 mi (962.85 km) |
| Parkway to Prairie Village (Kansas) | 1,440.25 mi (2,317.86 km) |
| Parkway to Prairieville (Louisiana) | 1,818.26 mi (2,926.21 km) |
| Parkway to Prattville (Alabama) | 2,000.09 mi (3,218.84 km) |
| Parkway to Preakness (New Jersey) | 2,484.99 mi (3,999.20 km) |
| Parkway to Prescott (Arizona) | 567.95 mi (914.03 km) |
| Parkway to Prescott Valley (Arizona) | 573.77 mi (923.40 km) |
| Parkway to Prichard (Alabama) | 1,956.19 mi (3,148.19 km) |
