I recieved A collection notice from company called I.C. system on XX/XX/XXXX about a XXXX  past due account This is the 4th collection agency that has contacted me since XXXX. XXXX XXXX  complaint # XXXX XX/XX/XXXX and also XXXX XXXX XXXX complaint # XXXX and also # XXXX XXXX XXXX  XXXX/XXXX XXXX refused in the past and still refuses to respond or return calls on this matter I keep having to dispute. Short story was disconnected XX/XX/XXXX still billed me in error even though I had called and turned in equipment will not credit me the balance Recieved new service XX/XX/XXXX paid past due balance the told me I had to pay to get new service came back about a month later saying I owed them more I still have XXXX  at present time same address