For any query/complaint you call at 18005721371 or mail at ucofastag [dot] care [at] ucobank [dot] co [dot] in .
Level 2:
If your query is still not resolved or you face any issues or rude behavior at the toll plaza then you can call National Highway Helpline No. at 1033 or mail at etc [dot] nodal [at] ihmcl [dot] com .