Tnstc Kumbakonam Complaint Number Phone Number, Tamilnadu State Transport Corporation (Kumbakonam) Ltd. TELEPHONE NUMBER 04365 – 249275 5. - (TNSTC) is a government owned public transport bus operator in Tamil Nadu, India. REGIONAL OFFICE 140, PUBLIC OFFICE , VELIPALAYAM , NAGAPATTINAM. No TNSTC – KUMBAKONAM (THIRUVARUR DISTRICT) Address 1. NAGAPATINAM REGION. , Kumbakonam. 611 001 4. 1/5 (3) Chennai - 600002. 044-49076326 / 49076316. kxe, jux5lv, aydf14, n2z, o2, rjw, g2f9z, unnl, xp, vo,