Almost all people summoned by the NPOMC on Sunday have reported at the Army's auditorium on Nakhon Ratchasima Road.
They include The Nation's senior reporter Pravit Rojanaphruk, Bonanza Khaoyai Resort owner Paiwong Taechanarong, Pheu Thai legal expert Pichit Chuenban.
Having reported to the NPOMC also included Wimolrat Kuldiloke, wife of former interior minister Chatt Kuldiloke and business woman Chanya Sawangchit.
Kanchanapa Honghern, secretary to Khunying Pojaman Na Pombejra, ex-wife of fugitive former PM Thaksin Shinawatra, sent a representatives to inform the NPOMC that she had been treated in hospital.
Some vans and pickup trucks have come standing by at the Army's auditorium.
Meanwhile, some supporters dropped by to deliver the military food and drinking water supplies.