how long should I keep credit card bills?
You should keep utility and credit card bills for 60-90 days because that is the maximum lenght of time to report any disputes. For credit cards, keep at least a year if yo â¦ u purchased any deductions.12 people found this useful.ou should keep utility and credit card bills for 60-90 days because that is the maximum lenght of time to report any disputes.  For credit cards, keep at least a year if yo â¦ u purchased any deductions. 12 people found this useful.