| Opelousas to Hamtramck (Michigan) | 960.02 mi (1,545.01 km) |
| Opelousas to Hanahan (South Carolina) | 728.58 mi (1,172.53 km) |
| Opelousas to Hanford (California) | 1,633.66 mi (2,629.12 km) |
| Opelousas to Hannibal (Missouri) | 635.78 mi (1,023.18 km) |
| Opelousas to Hanover (Pennsylvania) | 1,064.67 mi (1,713.42 km) |
| Opelousas to Hanover Park (Illinois) | 821.15 mi (1,321.51 km) |
| Opelousas to Happy Valley (Oregon) | 1,933.47 mi (3,111.63 km) |
| Opelousas to Harker Heights (Texas) | 332.19 mi (534.61 km) |
| Opelousas to Harlingen (Texas) | 454.01 mi (730.67 km) |
| Opelousas to Harper Woods (Michigan) | 966.16 mi (1,554.88 km) |
| Opelousas to Harrisburg (North Carolina) | 740.35 mi (1,191.48 km) |
| Opelousas to Harrisburg (Pennsylvania) | 1,086.50 mi (1,748.56 km) |
| Opelousas to Harrison (Arkansas) | 399.62 mi (643.13 km) |
| Opelousas to Harrison (New Jersey) | 1,225.71 mi (1,972.60 km) |
| Opelousas to Harrison (New York) | 1,254.98 mi (2,019.70 km) |
