Founded in 1807, Plaquemines Parish is one of 64 parishes in the state of Louisiana. Historically, Plaquemines Parish was one of the original 19 parishes. The city of Pointe à la Hache is the parish seat. With FIPS code of 75, Plaquemines Parish has a population of 23,303 and area of 2,429 square miles (6,291 km2).
List of all cities in Plaquemines Parish, LA alphabetically
| City/Town | Postal Code | Area Code |
| Belair, LA | 70040 | 504 |
| Belle Chasse, LA | 70037 | 985 |
| 70093 | 985 | |
| Bohemia, LA | 70082 | 985 |
| Boothville, LA | 70038 | 985 |
| Braithwaite, LA | 70040 | 504 |
| Buras, LA | 70041 | 985 |
| 70081 | 985 | |
| Burrwood, LA | 70091 | 985 |
| Carlisle, LA | 70040 | 504 |
| Davant, LA | 70040 | 504 |
| 70082 | 985 | |
| Empire, LA | 70050 | 985 |
| Home Place, LA | 70083 | 985 |
| Ironton, LA | 70083 | 985 |
| Myrtle Grove, LA | 70083 | 985 |
| Ostrica, LA | 70041 | 985 |
| Pilottown, LA | 70041 | 985 |
| Pilottown, LA | 70081 | 985 |
| Point a la Hache, LA | 70082 | 985 |
| Port Eads, LA | 70091 | 985 |
| Port Sulphur, LA | 70083 | 985 |
| Potash, LA | 70083 | 985 |
| South Pass, LA | 70091 | 985 |
| Triumph, LA | 70041 | 985 |
| Venice, LA | 70091 | 985 |
| West Pointe A la Hache, LA | 70083 | 985 |