| Opelousas to Pell City (Alabama) | 399.85 mi (643.50 km) |
| Opelousas to Pella (Iowa) | 753.18 mi (1,212.13 km) |
| Opelousas to Pembroke Pines (Florida) | 779.10 mi (1,253.83 km) |
| Opelousas to Pendleton (Oregon) | 1,777.47 mi (2,860.56 km) |
| Opelousas to Pensacola (Florida) | 291.23 mi (468.69 km) |
| Opelousas to Peoria (Arizona) | 1,201.80 mi (1,934.11 km) |
| Opelousas to Peoria (Illinois) | 719.96 mi (1,158.66 km) |
| Opelousas to Perris (California) | 1,484.05 mi (2,388.34 km) |
| Opelousas to Perry (Georgia) | 510.00 mi (820.77 km) |
| Opelousas to Perry Hall (Maryland) | 1,073.17 mi (1,727.10 km) |
| Opelousas to Perrysburg (Ohio) | 894.12 mi (1,438.95 km) |
| Opelousas to Perth Amboy (New Jersey) | 1,212.72 mi (1,951.68 km) |
| Opelousas to Peru (Indiana) | 782.90 mi (1,259.95 km) |
| Opelousas to Petal (Mississippi) | 177.96 mi (286.40 km) |
| Opelousas to Petaluma (California) | 1,812.03 mi (2,916.19 km) |
