At 0340 hours, Cumberland Box 25-101 sent Engine Companies 25 (Monroe Township), 33 (New Kingstown), 27 (Citizens-Mechanicsburg), Truck 28 (Washington-Mechanicsburg), Rescue 27 (Citizens-Mechanicsburg), Tankers 25 (Monroe Township), 33 (New Kingstown), 31 (Silver Spring), and RIT 23 (Upper Allen) to 907 W. Trindle Road for a house fire. Chief 25 went enroute and advised of multiple calls reporting the back of the house on fire. Washington Fire Company of Mechanicsburg Chief 8 arrived on location, just outside the borough limits, reporting a 1.5 story, 40 x 60, single family home, with heavy fire from the rear. Rescue 12 (Lower Allen) was special called for RIT. 2 lines stretched quickly knocking down the fire with limited extension. All searches negative.