- Mūrtiyān
- Muttunāyakkankuppam
- Muttuservaimatam
- Muttuvāncheri
- Mattews Railway Colony
- Māchchampālaiyam
- Māchchekavundanpālaiyam
- Mādampatti
- Madattūr
- Madittūr
- Mailampatti
- Maileripālaiyam
- Mākkināyakkinpatti
- Malaimāchchampatti
- Malaiyadipālaiyam
- Malaiyakavundanpālaiyam
- Malaiyāndipattanam
- Malaiyāndipattanam
- Malakkallipālaiyam
- Malappālaiyam
- Mallappakavundanpudūr
- Māmarattuppatti
- Māmballi
- Manakkadavu
- Māndikkavundanpudūr
- Mandrāmpālaiyam
- Mandripālaiyam
- Mangalakkarai
- Mangalakkaraipudūr
- Mangalāmpālaiyam