Fire alarm at post office on Main Street Heard on: Rockingham County NH Law Dispatch ยท County Sheriff East 00:07 Fire alarm at 345 Main Street at the post office, showing zone safe vault inside entrance door. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. Fire alarm at 345 Main Street at the post office, showing zone safe vault inside entrance door. 2026-11-11 17:03 UTC Fire Main St, Sandown, NH 03873 View on map