- Melder
- Melodia Plantation
- Melrose
- Melville
- Mendicant Island
- Menefee
- Mengel Landing
- Mer Rouge
- Meraux
- Meres Mobile Home Park
- Meridian
- Merlin
- Mermentau
- Merrick
- Merrydale
- Merryville
- Merrywoods
- Messer's Mobile Manor
- Mestayer
- Metairie
- Metairie Terrace
- Methvin
- Metropolis
- Michoud
- Middle Island
- Middle Island
- Middle Island
- Middle River Island
- Midland
- Midway