Hours Of Operations TSR Alarm Massachusetts Maynard 01754 TSR Alarm Hours of Operation and Location in Maynard, MA 01754 4.3 - 126 votes 63 Old Marlboro Rd, Maynard, MA 01754 (978) 897-0540 Get Directions TSR Alarm Hours Category: Electronics Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore MaynardView More Apparel CarharttJusticeCoachJourneysDeb Jewelry The Paper Store Recommend For You A & P Food Store Arc Convenience Store Development LLC Garage Door Repair Russell Convenience Royal Nails Crystal Nails Crystal's Nails Concert Technologies