The NRP is investigating several mailbox vandalism incidents.
On March 17th, officers were dispatched to a mailbox near King Street and Martin Road.
Detectives report that the community mailbox had been damaged when some of the box doors were pried open.
Damage was estimated around $50, and it's the fourth time it had been vandalized.
Officers have also noted damage at mailboxes in Beamsville and Grimsby.
Residents who live near community mailboxes are asked to keep an eye out and report any behavior that seems suspicious.
Anyone with information on this incident is asked to call detectives at 905-688-4111, extension 1009021.
You can also contact Crime Stoppers of Niagara online to provide anonymous tips, and call 1-800-222-8477.

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