Tonwa is a village in Sidhaw taluk, Pashchim Champaran district, Bihar. Its LGD code is 216098 and it covers 2.909 km². Category: Rural.
Bordering villages: Bhairoganj, Patkhaulia, Kharhat, Tri-Bhauni, Barwa, Mahuawa.
Boundary from the Survey of India village boundary database. All villages in Bihar