At least six explosions took place in and around Bangkok on Sunday evening, causing at least 17 injuries, Thai police said, and reportedly as many as three deaths.

A government spokesman confirmed a total of six explosions in the Thai capital, three of which destroyed police boxes.

The bomb or grenade explosions occurred almost simultaneously at around 6 p.m. at near the Victory Monument monorail station, at the Khlong Toey wet market, in the Saphan Khwai area, at the Season Square shopping mall, in the suburb of Khae Lai and along Sukhumvit Road in northeast Bangkok.

The explosion in the Victory Monument area, where most of the injuries occurred, took place at a bus stop near an escalator linking to the Sky Train monorail station, police said. They said the explosive device was placed in a trash can.

The Nation newspaper counted a total of seven explosions and said two people were killed and 20 injured in the Victory Monument explosion, while one person was dead at the Big C supermarket in Saphan Khwai where a witness saw a man drop a grenade from a pedestrian bridge there.

The report could not be independently confirmed.

At the massive Season Square shopping mall, in the east end of Bangkok, a loud explosion went off in a motorcycle parking area, injuring one person, police said.

The Nation reported that a police box was hit in an explosion near the Khae Rai intersection in Nonthaburi Province, just north of Bangkok, but there were no injuries, while yet another bomb went off in the compound of the Tesco Lotus Supermarket in the Prachachuen area of Bangkok.

The Bangkok Post reported on its website that Prime Minister Surayud Chulanont was preparing to speak to the press and the nation following the coordinated attacks, unprecedented in Bangkok.