| Frederick to Petersburg (Virginia) | 154.04 mi (247.91 km) |
| Frederick to Pflugerville (Texas) | 1,296.69 mi (2,086.82 km) |
| Frederick to Pharr (Texas) | 1,508.83 mi (2,428.23 km) |
| Frederick to Phelan (California) | 2,223.37 mi (3,578.16 km) |
| Frederick to Phenix City (Alabama) | 642.53 mi (1,034.06 km) |
| Frederick to Philadelphia (Pennsylvania) | 127.50 mi (205.19 km) |
| Frederick to Phillipsburg (New Jersey) | 146.48 mi (235.73 km) |
| Frederick to Phoenix (Arizona) | 1,955.35 mi (3,146.83 km) |
| Frederick to Phoenixville (Pennsylvania) | 111.65 mi (179.68 km) |
| Frederick to Picayune (Mississippi) | 925.64 mi (1,489.68 km) |
| Frederick to Pickerington (Ohio) | 286.45 mi (461.00 km) |
| Frederick to Pico Rivera (California) | 2,264.66 mi (3,644.61 km) |
| Frederick to Piedmont (California) | 2,396.49 mi (3,856.78 km) |
| Frederick to Pierre (South Dakota) | 1,221.81 mi (1,966.32 km) |
| Frederick to Pike Creek Valley (Delaware) | 93.59 mi (150.62 km) |
