CCTV pictures have been released of suspected bin raiders in Ribbleton Lane.
Preston City Council posted the pictures of three men taking rubbish bags.
The bags were found ripped and open at the corner of Hermon Street and Plungington Road at the beginning of February.
The city council said a number of items had been taken from the bags.
Read more: New tougher bin collection rules coming into force in Preston
A spokeswoman for the council said: “The CCTV images clearly show three men arrived with the bags and begin to rifle through the contents.
“Please don’t name those involved on social media as this could hinder any future action.”
Anyone with information is asked to contact the city council on Facebook or email wastemanagement@preston.gov.uk