Stratford News Break-in at Sebringville post office SHARE ON: Patrick Grapes, staff Monday, Mar. 24th, 2014 The Perth County OPP is investigating a break-in at the Sebringville post office. Police say it happened sometime overnight Saturday. Those responsible broke the glass pane on the front door and forced open a security door once inside. If you know anything about this break-in you’re asked to call the Perth County OPP at 1-888-310-1122 or Crime Stoppers at 1-800-222-TIPS.