| Road Number | Name of Road | Division |
|---|
| SHN1 | Pollachi Eastern Bypass Road | Pollachi |
| SHN2 | Tiruppur Ring Road | Tiruppur |
| SH1 | Chennai – Ennore Expressway Road | Tiruvallur |
| SH1A | Manali Oil Refinary Road | Tiruvallur |
| SH2 | Inner Ring Road | Chennai City Roads |
| SH2A | Inner Ring Road (Southern Sector) | Chennai City Roads |
| SH3 | Chennai – Tiruvallur – Tiruttani – Renigunta Road | |
| SH4 | Arcot – Villupuram Road | Vellore, Cheyyar, Villupuram |
| SH4A | Sanipoondi – Kilpennathur – Avalurpet – Chetpet Road | Tiruvannamalai, Villupuram |
| SH5 | Arcot – Tindivanam Road | Vellore, Cheyyar, Villupuram |
| SH5A | Kancheepuram – Thiruvathipuram Road | Cheyyar |
| SH6 | Kallakurichi – Tiruvannamalai Road | Kallakurichi, Tiruvannamalai |
| SH6A | Tiruvannamalai – Thanipadi – Harur Road | Tiruvannamalai, Dharmapuri |
| SH6B | Thandrampet – Kottakulam Road | Tiruvannamalai |
| SH7 | Villupuram – Mambalapattu – Thirukoilur Road | Villupuram, Kallakurichi |
| SH8 | Vikravandi – Kumbakonam – Thanjavur Road | Thanjavur |
| SH9 | Cuddalore – Chittoor Road | Cuddalore, Kallakurichi, Thiruvannamalai, Vellore |
| SH9A | Tiruvannamalai – Thiyagadurgam Road | Tiruvannamalai, Kallakurichi |
| SH10 | Cuddalore – Vridhachalam – Chinnasalem Road | |
| SH11 | Calicut – Nilambur – Gudalur Road | Udhagai |
| SH12 | Calicut – Vythiri – Gudalur Road | Udhagai |
| SH13 | Coimbatore – Dindigul Road | |
| SH14 | Coimbatore – Satyamangalam – Hasanur | |
| SH15 | Udhagamandalam – Kotagiri – Mettupalayam – Sathy – Gobi – Erode Road | Udhagai, Coimbatore, Gopichettipalayam, Erode |
| SH15A | Cheyur to Erode-Sathy Road | Tiruppur, Gopichettipalayam |
| SH16 | Krishnagiri – Varadhampalli – Kuppam Road | |
| SH17 | Malur – Hosur – Adhiyamankottai Road | Krishnagiri, Dharmapuri |
| SH17A | Hosur – Denkanikottai Road | Krishnagiri |
| SH17B | Hosur – Thally – Denkanikottai Road | Krishnagiri |
| SH17C | Bagalur – Berigai Road | Krishnagiri |
| SH18 | Salem – Harur – Tirupattur – Vaniyambadi Road | |
| SH18A | Tirupattur – Singarapet Road | Vaniyambadi, Krishnagiri |
| SH19 | Avinashi – Tiruppur – Palladam – Pollachi – Meenkarai – Kochi Road | Tirupur, Pollachi |
| SH19A | Tiruppur – Vijayamangalam Road | Tiruppur, Erode |
| SH20 | Mayapuram – Central Busstand (Bhavani Road Via Agraharam urban stretch) | Erode |
| SH20A | Mettur – Palar Road | Edappadi |
| SH21 | Pollachi – Dharapuram – Karur Road | Pollachi, Dharapuram, Karur |
| SH22 | Grand Anaicut – Kaveripattinam Road | Thanjavur, Mayiladuthurai |
| SH23 | Mayiladuthurai – Thiruthuraipoondi Road | Mayiladuthurai, Tiruvarur |
| SH24 | Trichy – Chidambaram Road | |
| SH25 | Trichy – Namakkal Road | Trichy, Namakkal |
| SH26 | Trichy – Pudukkottai – Aranthangi – Mimisal Road | Trichy, Pudukkottai |
| SH27 | Perambalur – Manamadurai Road | Ariyalur, Thanjavur |
| SH28 | Thirumayam – Karaikkudi – Devakottai – Devipattinam Road | |
| SH29 | Thanjavur – Pattukkottai – Aranthangi – Karaikudi – Paramakudi – Sayalkudi Road | Thanjavur, Pudukkottai, Sivagangai, Ramnad |
| SH30 | Musiri – Thuraiyur – Attur Road | Trichy, Salem |
| SH31 | Karur – Gudalur – Mysore Road | |
| SH32 | Madurai – Tuticorin Road | Madurai, Tuticorin |
| SH33 | Madurai – Thondi Road | Madurai |
| SH34 | Ramanathapuram – Nainarkoil – Andakudi – Elayankudi – Sivagangai – Melur Road | Ramnad, Sivagangai, Madurai |
| SH34A | Uppoor – Kottaiyur Road | Ramnad, Sivagangai |
| SH35 | Dindigul – Natham – Singampunari – Thiruppathur – Karaikudi Road | Madurai, Sivagangai |
| SH36 | Dindigul – Vathalagundu – Periyakulam – Theni – Cumbum – Kumuli Road | |
| SH37 | Mettur – Oddanchatram – Dharapuram – Tirupur Road | Dindigul, Palani, Dharapuram, Tirupur |
| SH38 | Aruppukottai – Perunali – Sayalkudi – Kadugusandai – Mariyur – Valinokkam Road | Virudhunagar, Ramnad |
| SH39 | Tirunelveli – Shencottai – Kollam Road | Tirunelveli, Tenkasi |
| SH39A | Shencottai – Surandai – Pavoorchatram Road | Tenkasi |
| SH39B | Athiyuthu – Surandai – Sendamaram Road | Tenkasi |
| SH40 | Tiruchendur – Palayamkottai – Ambasamudram – Tenkasi – Courtalam – Shencottai Road | Tuticorin, Tirunelveli, Tenkasi |
| SH40A | Kadayam – Mukkudal Road | Tirunelveli |
| SH40B | Ambasamudram – Alangulam Road | Tirunelveli |
| SH41 | Rajapalayam – Sankarankovil – Tirunelveli Road | Virudhunagar, Tenkasi, Tirunelveli |
| SH41A | Tirunelveli – Pottalpudur Road | Tirunelveli |
| SH42 | Srivilliputhur – Sivakasi – Virudhunagar – Aruppukottai – Narikudi – Parthibanur Road | Virudhunagar, Ramanad |
| SH43 | Tenkasi – Panpozhi – Thirumalaikovil Road | Tenkasi |
| SH44 | Paruvakudi – Kovilpatti – Ettayapuram – Vilathikulam – Vembar Road | Tenkasi, Tuticorin |
| SH45 | Aralvaimozhi – Nedumangadu Road | Nagercoil |
| SH46 | Aralvaimozhi – Nagercoil – Rajakkamangalam – Colachel Road | Nagercoil |
| SH47 | Parthibanur – Kamuthi – Aruppukottai Road | Ramnad |
| SH48 | Marmalong Bridge – Irumbuliyur – Vandalur – Mudichur – Oragadam – Walajabad Road | Chennai City Roads, Chengalpattu |
| SH48A | Mount – Medavakkam Road | Chennai City Roads |
| SH48B | Taramani Link Road | Chennai City Roads |
| SH48C | Velachery Bypass Road | Chennai City Roads |
| SH49 | East Coast Road (Thiruvanmiyur – Mahabalipuram – Marakkanam – Pondicherry Road) | Chennai City Roads, Chengalpattu, Villupuram |
| SH49A | Rajiv Gandhi Road (Chennai – Thiruporur – Mahabalipuram Road) | Chennai City Roads, Chengalpattu |
| SH49B | Medavakkam – Sholinganallur – Kudimiyandi Thoppu Road | Chennai City Roads |
| SH49B | Thirukalukundram – Mamallapuram Road | Chengalpattu |
| SH50 | Thirumazhisai – Thiruvallur – Uthukottai Road | Tiruvallur |
| SH50A | Korattur – Thinnanur – Periyapalayam Road | Tiruvallur |
| SH50B | Thandalam – Perambakkam – Thakkolam – Arugilpadi Road | Chengalpattu, Tiruvallur, Vellore |
