- Mannavanūr
- Mārambādi
- Mārappakavundanvalasu
- Mārappampatti
- Maravapatti
- Marichchilambu
- Māriyampatti
- Mariyanāthapuram
- Mārkandāpuram
- Mārkandāpuram
- Mārkkampatti
- Marunūttu
- Marunūttupatti
- Matanāyakkanpatti
- Matayappanāyakkanpatti
- Matīmpatti
- Māttanampatti
- Māttimpatti
- Māya Alagampatti
- Māya Devakavundanpatti
- Melappatti
- Melkaraipatti
- Melmettuppatti
- Melpallam
- Mengnānapuram
- Merkuppatti
- Mettaippatti
- Mettuppatti
- Mettuppatti
- Mettuppatti