Police in the UK have confirmed the death of The Cranberries lead singer is not being treated as suspicious.

Dolores O’Riordan was found dead on Monday morning, while she was in London recording vocals alongside LA rock band Bad Wolves.

Dan Wait of Eleven Seven music label said O’Riordan called him leaving a voicemail earlier on Monday, saying she was excited about the recording.

O’Riordan’s case has been passed on to the coroner to determine her cause of death.

Anyone across Australia experiencing a personal crisis or thinking about suicide can contact Lifeline on 13 11 14.