Nanalkadu is a village in Srivaikuntam taluk, Thoothukudi district, Tamil Nadu. Its LGD code is 642502 and it covers 1.77 km². Category: Rural.
Bordering villages: Vallanadu (Kasba), MANAKKARAI, Murappanadu Pudugramam.
Boundary from the Survey of India village boundary database. All villages in Tamil Nadu