| Keystone to Pikesville (Maryland) | 847.91 mi (1,364.57 km) |
| Keystone to Pine Bluff (Arkansas) | 696.89 mi (1,121.53 km) |
| Keystone to Pine Castle (Florida) | 78.06 mi (125.62 km) |
| Keystone to Pine Hill (New Jersey) | 915.11 mi (1,472.73 km) |
| Keystone to Pine Hills (Florida) | 75.47 mi (121.46 km) |
| Keystone to Pinecrest (Florida) | 221.45 mi (356.39 km) |
| Keystone to Pinehurst (North Carolina) | 521.38 mi (839.08 km) |
| Keystone to Pinellas Park (Florida) | 19.93 mi (32.08 km) |
| Keystone to Pineville (Louisiana) | 628.63 mi (1,011.69 km) |
| Keystone to Pineville (North Carolina) | 490.93 mi (790.08 km) |
| Keystone to Pinewood (Florida) | 214.30 mi (344.88 km) |
| Keystone to Piney Green (North Carolina) | 552.92 mi (889.84 km) |
| Keystone to Pinole (California) | 2,376.99 mi (3,825.40 km) |
| Keystone to Piqua (Ohio) | 835.72 mi (1,344.96 km) |
| Keystone to Pittsburg (California) | 2,356.16 mi (3,791.87 km) |
