List of all settlements:
- Adayalampattu, Thiruvallur
- Alamathi, Thiruvallur
- Ambattur, Thiruvallur
- Ammavarikuppam, Thiruvallur
- Arani, Thiruvallur
- Athipattu, Thiruvallur
- Avadi, Thiruvallur
- Ayappakkam, Thiruvallur
- Chinnasekkadu, Thiruvallur
- Edayanchavadi, Thiruvallur
- Gummidipoondi, Thiruvallur
- Kadambathur, Thiruvallur
- Kadhirvedu, Thiruvallur
- Kakkalur, Thiruvallur
- Kannapalayam, Thiruvallur
- Karambakkam, Thiruvallur
- Kattivakkam, Thiruvallur
- Kattupakkam, Thiruvallur
- Kodivalasa, Thiruvallur
- Madaharpakkam, Thiruvallur
- Madavaram, Thiruvallur
- Maduravoyal, Thiruvallur
- Manali, Thiruvallur
- Mathur, Thiruvallur
- Minjur, Thiruvallur
- Nadukuthagai, Thiruvallur
- Nallur $, Thiruvallur
- Naravarikuppam, Thiruvallur
- Nazarathpettai, Thiruvallur
- Nemilicheri, Thiruvallur
- Nerkunram, Thiruvallur
- Nolambur, Thiruvallur
- Padianallur, Thiruvallur
- Pallipattu, Thiruvallur
- Peddikuppam, Thiruvallur
- Perambakkam, Thiruvallur
- Ponneri, Thiruvallur
- Poonamallee, Thiruvallur
- Porur, Thiruvallur
- Pothatturpettai, Thiruvallur
- Puthagaram, Thiruvallur
- Puzhal, Thiruvallur
- Ramapuram, Thiruvallur
- Senneerkuppam, Thiruvallur
- Soorapattu, Thiruvallur
- Srikalikapuram, Thiruvallur
- Theerthagiriyampattu, Thiruvallur
- Thirumazhisai, Thiruvallur
- Thirunindravur, Thiruvallur
- Thiruvallur, Thiruvallur
- Thozhur, Thiruvallur
- Tiruttani, Thiruvallur
- Tiruverkadu, Thiruvallur
- Tiruvottiyur, Thiruvallur
- Uthukkottai, Thiruvallur
- Valasaravakkam, Thiruvallur
- Vanagaram, Thiruvallur
- Vanganur, Thiruvallur
- Varadarajapuram, Thiruvallur
- Vengathur, Thiruvallur