| Merrifield to Pell City (Alabama) | 622.18 mi (1,001.30 km) |
| Merrifield to Pella (Iowa) | 845.05 mi (1,359.98 km) |
| Merrifield to Pembroke Pines (Florida) | 906.54 mi (1,458.94 km) |
| Merrifield to Pendleton (Oregon) | 2,151.54 mi (3,462.57 km) |
| Merrifield to Pensacola (Florida) | 810.82 mi (1,304.89 km) |
| Merrifield to Peoria (Arizona) | 1,970.36 mi (3,170.99 km) |
| Merrifield to Peoria (Illinois) | 668.77 mi (1,076.29 km) |
| Merrifield to Perris (California) | 2,234.91 mi (3,596.73 km) |
| Merrifield to Perry (Georgia) | 572.47 mi (921.31 km) |
| Merrifield to Perry Hall (Maryland) | 55.12 mi (88.71 km) |
| Merrifield to Perrysburg (Ohio) | 384.44 mi (618.69 km) |
| Merrifield to Perth Amboy (New Jersey) | 194.62 mi (313.21 km) |
| Merrifield to Peru (Indiana) | 486.31 mi (782.63 km) |
| Merrifield to Petal (Mississippi) | 853.04 mi (1,372.83 km) |
| Merrifield to Petaluma (California) | 2,426.63 mi (3,905.28 km) |
