All the motor road vehicles in India are associated with a registration number.This number we used to display in number plate.This number is issued by the district-level Regional Transport Office (RTO) in each state.
Find the below RTO numbers for different cities in Tamilnadu.
TN-01 Chennai Central(Ayanavaram) TN-02 Chennai West (AnnaNagar) TN-03 Chennai North East(Tondiarpet) TN-04 Chennai East (BasinBridge) TN-05 Chennai North(Vyasarpadi) TN-06 Chennai South East(Mandaveli) TN-07 Chennai South(Thiruvanmiyur) TN-09 Chennai West (K.K. Nagar) TN-10 Chennai South West(Valasarawakkam) TN-11 Tambaram TN-12 Poonamalee TN-13 Ambattur TN-14 Sholinganallur TN-15 Ulundurpet TN-16 Tindivanam TN-18 Sengundram TN-19 Chengalpattu TN-20 Tiruvallur TN-21 Kanchipuram TN-22 Meenambakkam TN-23 Vellore TN-24 Krishnagiri TN-25 Thiruvannamalai TN-28 Namakkal TN-29 Dharmapuri TN-30 Salem (West) TN-31 Cuddalore TN-32 Villupuram TN-33 Erode East TN-34 Thiruchengode TN-36 Gobichettipalayam TN-37 Coimbatore (South) TN-38 Coimbatore (North) TN-39 Tirupur (North) TN-40 Mettupalayam TN-41 Pollachi TN-42 Tirupur (South) TN-43 Uthagamandalam TN-45 Tiruchirapalli TN-46 Perambalur TN-47 Karur TN-48 Srirangam(Tiruchirapalli) TN-49 Thanjavur TN-50 Tiruvarur TN-51 Nagapattinam TN-52 Sankagiri TN-54 Salem (East) TN-55 Pudukottai TN-56 Perundurai TN-57 Dindigul TN-58 Madurai (South) TN-59 Madurai (North) TN-60 Theni TN-61 Ariyalur TN-63 Sivagangai TN-64 Madurai (Central) TN-65 Ramanathapuram TN-66 Coimbatore (Central) TN-67 Virudhunagar TN-68 Kumbakonam TN-69 Tuticorin TN-70 Hosur TN-72 Tirunelveli TN-73 Ranipet TN-74 Nagercoil TN-75 Marthandam TN-76 Tenkasi TN-77 Attur TN-78 Dharapuram TN-79 Sankarankovil TN-81 Tiruchirapalli East /Thiruverumbu TN-82 Mayiladuthurai/Sirkazhi TN-83 Vaniyambadi/Tirupattur TN-84 Srivilliputhur/Sivakasi TN-85 Kundrathur TN-86 Erode West TN-88 Namakkal SouthParamathi Vellore TN-90 Salem South TN-99 Coimbatore West