According to historian and geographer K. Iswara Dutt, Kammanadu consisted of the Narasaraopet, Sattenapalle, Bapatla and Ongole taluks, including the villages of the Addanki area.
According to historian and geographer K. Iswara Dutt, Kammanadu encompassed the Narasaraopet, Sattenapalle, Bapatla, and Ongole taluks, including the villages of the Addanki region.