- A.Kuravankuppam
- Adari
- Adinarayananpuram
- Adur Agaram
- Agara Alambadi
- Agaram
- Akkadavalli
- Akkanur
- Akkarai Gori
- Alagaperumalkuppam
- Alaginatham
- Alambadi
- Alapakkam
- Alathur
- Alkondanatham
- Ambalavananpettai
- Ambapuram
- Ammapettai
- Ammeri
- Andarmullipallam
- Anguchettipalayam
- Annamalai University
- Annamalainagar
- Annavalli
- Anukkampattu