| Riverdale to Pelham (Alabama) | 136.44 mi (219.58 km) |
| Riverdale to Pell City (Alabama) | 106.89 mi (172.02 km) |
| Riverdale to Pella (Iowa) | 714.18 mi (1,149.37 km) |
| Riverdale to Pembroke Pines (Florida) | 575.89 mi (926.80 km) |
| Riverdale to Pendleton (Oregon) | 1,993.55 mi (3,208.30 km) |
| Riverdale to Pensacola (Florida) | 270.33 mi (435.06 km) |
| Riverdale to Peoria (Arizona) | 1,598.72 mi (2,572.88 km) |
| Riverdale to Peoria (Illinois) | 573.15 mi (922.39 km) |
| Riverdale to Perris (California) | 1,878.64 mi (3,023.38 km) |
| Riverdale to Perry (Georgia) | 85.16 mi (137.06 km) |
| Riverdale to Perry Hall (Maryland) | 597.16 mi (961.03 km) |
| Riverdale to Perrysburg (Ohio) | 552.54 mi (889.22 km) |
| Riverdale to Perth Amboy (New Jersey) | 736.39 mi (1,185.10 km) |
| Riverdale to Peru (Indiana) | 505.51 mi (813.54 km) |
| Riverdale to Petal (Mississippi) | 320.26 mi (515.40 km) |
