| Williamsport to Pelham (Alabama) | 764.33 mi (1,230.06 km) |
| Williamsport to Pell City (Alabama) | 732.73 mi (1,179.21 km) |
| Williamsport to Pella (Iowa) | 823.03 mi (1,324.53 km) |
| Williamsport to Pembroke Pines (Florida) | 1,068.86 mi (1,720.17 km) |
| Williamsport to Pendleton (Oregon) | 2,093.65 mi (3,369.41 km) |
| Williamsport to Pensacola (Florida) | 936.69 mi (1,507.46 km) |
| Williamsport to Peoria (Arizona) | 1,985.21 mi (3,194.88 km) |
| Williamsport to Peoria (Illinois) | 656.24 mi (1,056.11 km) |
| Williamsport to Perris (California) | 2,240.74 mi (3,606.12 km) |
| Williamsport to Perry (Georgia) | 709.27 mi (1,141.47 km) |
| Williamsport to Perry Hall (Maryland) | 130.03 mi (209.27 km) |
| Williamsport to Perrysburg (Ohio) | 342.88 mi (551.81 km) |
| Williamsport to Perth Amboy (New Jersey) | 152.74 mi (245.80 km) |
| Williamsport to Peru (Indiana) | 472.28 mi (760.06 km) |
| Williamsport to Petal (Mississippi) | 961.79 mi (1,547.85 km) |
