| Ronkonkoma to Pottstown (Pennsylvania) | 137.74 mi (221.67 km) |
| Ronkonkoma to Pottsville (Pennsylvania) | 161.69 mi (260.21 km) |
| Ronkonkoma to Poughkeepsie (New York) | 74.19 mi (119.40 km) |
| Ronkonkoma to Poulsbo (Washington) | 2,452.74 mi (3,947.30 km) |
| Ronkonkoma to Poway (California) | 2,458.27 mi (3,956.21 km) |
| Ronkonkoma to Powder Springs (Georgia) | 794.47 mi (1,278.58 km) |
| Ronkonkoma to Powell (Ohio) | 524.85 mi (844.67 km) |
| Ronkonkoma to Powell (Tennessee) | 675.29 mi (1,086.77 km) |
| Ronkonkoma to Prairie Ridge (Washington) | 2,435.16 mi (3,919.02 km) |
| Ronkonkoma to Prairie Village (Kansas) | 1,144.30 mi (1,841.57 km) |
| Ronkonkoma to Prairieville (Louisiana) | 1,232.87 mi (1,984.11 km) |
| Ronkonkoma to Prattville (Alabama) | 935.63 mi (1,505.76 km) |
| Ronkonkoma to Preakness (New Jersey) | 58.20 mi (93.66 km) |
| Ronkonkoma to Prescott (Arizona) | 2,173.57 mi (3,498.02 km) |
| Ronkonkoma to Prescott Valley (Arizona) | 2,166.48 mi (3,486.61 km) |
