Suffolk County police are trying to determine who fired a bullet Sunday into an exterior wall of an Ash Street home in Central Islip.
A police spokeswoman said someone at the house reported the sound of gunshots in a 911 call at about 9:40 p.m.
When officers responded they found a hole caused by a single bullet, she said.
Police do not believe the house was targeted and there were no injuries.
Anyone with more information can call Crime Stoppers at 800-220-8477. All information will be kept confidential.