Vandals have targeted vehicles off Newark Road in North Hykeham, leaving a string of scratched cars.
Neighbourhood police in the area have issued an alert to say that four vehicles that were parked just metres away from one another had been keyed.
Policing teams said the incidents may have occurred during the early evening or overnight on July 6.
Two vehicles were parked on the road in Malton Road, a black Ford Focus and a blue Honda Civic.
Two vehicles were parked on the road in Bolton Avenue, a black Ford Focus and a silver Vauxhall Astra.
Anyone who witnessed anything suspicious is being asked to call 101.