State | Tamil Nadu |
|---|---|
| Vehicle RTO Codes | District / Region |
| TN-01 | Chennai Central (Ayanavaram) |
| TN-02 | Chennai North West (Anna Nagar) |
| TN-03 | Chennai North East (Tondiarpet) |
| TN-04 | Chennai East (Basin Bridge) |
| TN-05 | Chennai North (Vyasarpadi) |
| TN-06 | Chennai South East (Mandaveli) |
| TN-07 | Chennai South (Thiruvanmiyur) |
| TN-08 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-09 | Chennai West (T.Nagar) |
| TN-10 | Chennai South West (Sai Nagar) |
| TN-11 | Tambaram / Sholinganallur (Kanchipuram District) |
| TN-12 | Poonamalee (Tiruvallur District) |
| TN-13 | Ambattur |
| TN-14 | Sholinganallur |
| TN-15 | Ulundurpet / Kallakurichi (Villupuram District) |
| TN-16 | Tindivanam (Villupuram District) |
| TN-17 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-18 | Sengundram / Ambattur (Tiruvallur District) |
| TN-19 | Chengalpattu / Madurantakam (Kanchipuram District) |
| TN-20 | Tiruvallur |
| TN-21 | Kanchipuram / Sriperumbudur |
| TN-22 | Chennai Southern suburbs (Alandur) |
| TN-23 | Vellore / Vaniyambadi / Tiruppattur / Gudiyattam |
| TN-24 | Krishnagiri |
| TN-25 | Thiruvannamalai |
| TN-26 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-27 | Salem (NOT IN USE NOW) |
| TN-28 | Namakkal North / Rasipuram |
| TN-29 | Dharmapuri District |
| TN-30 | Salem (West) / Omalur |
| TN-31 | Cuddalore District |
| TN-32 | Villupuram |
| TN-33 | Erode |
| TN-34 | Thiruchengode (Namakkal district) |
| TN-35 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-36 | Gobichettipalayam (Erode District) |
| TN-37 | Coimbatore South: Peelamedu / Sulur |
| TN-38 | Coimbatore North: Thudiyalur |
| TN-39 | Tirupur North / Avinashi |
| TN-40 | Mettupalayam / Annur (Coimbatore District) |
| TN-41 | Pollachi (Coimbatore District) |
| TN-42 | Tiruppur South / Kangeyam |
| TN-43 | Nilgiris |
| TN-44 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-45 | Tiruchirapalli West / Manapparai |
| TN-46 | Perambalur District |
| TN-47 | Karur District |
| TN-48 | Srirangam / Musiri / Thuraiyur (Trichy District) |
| TN-49 | Thanjavur / Pattukottai |
| TN-50 | Tiruvarur District |
| TN-51 | Nagapattinam District |
| TN-52 | Sankagiri / Mettur (Salem District) |
| TN-53 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-54 | Salem East |
| TN-55 | Pudukottai District |
| TN-56 | Perundurai (Erode District) |
| TN-57 | Dindigul District |
| TN-58 | Madurai South / Tirumangalam |
| TN-59 | Madurai North / Melur / Vadipatti |
| TN-60 | Theni District |
| TN-61 | Ariyalur District |
| TN-62 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-63 | Sivagangai District |
| TN-64 | Madurai Central |
| TN-65 | Ramanathapuram District |
| TN-66 | Coimbatore Central: Gandhipuram |
| TN-67 | Virudhunagar District |
| TN-68 | Kumbakonam (Thanjavur District) |
| TN-69 | Tuticorin District |
| TN-70 | Hosur (Krishnagiri District) |
| TN-71 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-72 | Tirunelveli / Valliyoor |
| TN-73 | Ranipet / Arakkonam (Vellore District) |
| TN-74 | Nagercoil / Kanyakumari |
| TN-75 | Marthandam (Kanyakumari District) |
| TN-76 | Tenkasi / Ambasamudram (Tirunelveli District) |
| TN-77 | Attur (Salem District) |
| TN-78 | Dharapuram / Udumalpet (Tirupur District) |
| TN-79 | Sankarankovil (Tirunelveli District) |
| TN-80 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-81 | Tiruchirapalli East / Thiruverumbur |
| TN-82 | Mayiladuthurai/Sirkazhi |
| TN-83 | Vaniyambadi/Tirupattur |
| TN-84 | Srivilliputhur/Sivakasi |
| TN-85 | Kundrathur |
| TN-86 | Erode West |
| TN-87 | YET NOT ALLOTTED |
| TN-88 | Namakkal South / Paramathi Vellore |
| TN-89 | THE SERIES WITH DIGITS TOTAL 8 IS NOT ALLOTTED IN TAMIL NADU |
| TN-90 | Salem South |
| TN-99 | Coimbatore West |
| TN-01AN TN-01N TN-21N TN-23N TN-25N TN-29N TN-30N TN-32N TN-33N TN-38N TN-39N TN-43N TN-45N TN-49N TN-55N TN-57N TN-58N TN-63N TN-67N TN-68N TN-72N TN-74N | State Transport Undertakings Vehicles |
| TN-/G, TN-/AG | State Government Ownership Vehicles |
Tamil Nadu
