Scores of unknown gunmen, in the early hours of Wednesday morning, attacked the Adamawa State Police Headquarters located at the heart of Jimeta community in Yola North local government area.
The sudden attack has thrown residents of Yola, the state capital, into panic.
According to a resident who pleaded anonymity, sounds of gunshot rent the air for at least 30 minutes.
The Police Public Relations Officer, SP Suleiman Yahaya Nguroje, confirmed the attack to newsmen but said things were under control.
Nguroje said the attack was repelled, but the identities of those behind it was unknown.
The police said investigations were ongoing to ascertain the cause of the attack and those behind it
One source said the attackers were military personnel on a revenge mission, following the alleged killing of a military officer by the police.