Kotrla Air Conditioning & Heating LLC Share: Heating ServiceAir Conditioning ServiceHVAC Request Info 744 CR 139 Hallettsville, TX 77964 (979) 732-7265 (979) 562-2667 (fax) Facebook About Us AC & Heating Repair & Installation About Media Map About AC & Heating Repair & Installation Media What's Nearby? Distance: 5 10 15 20 25 50 mi.