Newton Instrument Company, Inc. Share: Manufacturing & Production Newton Instrument Company, Inc. Visit Website 111 East A Street Butner, NC 27509-2426 (919) 575-6426 (919) 575-6201 (fax) Hours: M-F 8:00 am - 5:00 pm About Map About Leading manufacturer of telecommunication racks, frames, cabinets and security caging What's Nearby? Distance: 5 10 15 20 25 50 mi.