The Rashtriya Swayamsevak Sangh (RSS) office at Payyannur here was damaged in a crude bomb attack early on Tuesday.
Two crude bombs were hurled at the office. The incident happened around 1.30 a.m. The front windows and grill of the building were damaged. No one was injured in the attack. Two workers were in the building at the time.
A large police team is camping at the area. A bomb squad and a team of forensic experts from Kannur collected evidence from the spot.