Petrahi is a village in Robertsganj taluk, Sonbhadra district, Uttar Pradesh. Its LGD code is 213570 and it covers 1.363 km². Category: Rural.
Bordering villages: Balua, Sauli, Pipri No. 1, Mishra, Kurashat, Eanam.
Boundary from the Survey of India village boundary database. All villages in Uttar Pradesh