| Keystone to Pell City (Alabama) | 433.57 mi (697.77 km) |
| Keystone to Pella (Iowa) | 1,086.33 mi (1,748.28 km) |
| Keystone to Pembroke Pines (Florida) | 201.94 mi (324.99 km) |
| Keystone to Pendleton (Oregon) | 2,310.88 mi (3,719.00 km) |
| Keystone to Pensacola (Florida) | 319.37 mi (513.97 km) |
| Keystone to Peoria (Arizona) | 1,795.87 mi (2,890.17 km) |
| Keystone to Peoria (Illinois) | 958.43 mi (1,542.44 km) |
| Keystone to Perris (California) | 2,078.28 mi (3,344.67 km) |
| Keystone to Perry (Georgia) | 307.37 mi (494.67 km) |
| Keystone to Perry Hall (Maryland) | 854.17 mi (1,374.66 km) |
| Keystone to Perrysburg (Ohio) | 928.16 mi (1,493.73 km) |
| Keystone to Perth Amboy (New Jersey) | 977.89 mi (1,573.77 km) |
| Keystone to Peru (Indiana) | 894.49 mi (1,439.55 km) |
| Keystone to Petal (Mississippi) | 455.81 mi (733.55 km) |
| Keystone to Petaluma (California) | 2,397.02 mi (3,857.62 km) |
