Question: npower how to close account?
Answer: Email us at customer.aquisitions@npower.com. Call us free on 0800 316 3375 from landlines or 0330 100 8674 from mobiles (included in any 'inclusive minutes') Write to us at npower, Rainton House, Cygnet Way, Houghton-le-Spring, DH4 5QZ.