Police charged David Lamison, 53, and Justin Ratelle, 28, who live at the home on West Penn Street with having two stolen guns that were taken in separate burglaries.
Also charged Monday were Johnny McCray Jr., 29, Colleen Christie, 47, and William Gold, 49, who all live at the home on South Street, where police seized one stolen gun as well as the crack and currency.
Police on Tuesday charged David Eberhardt Jr., 26, who has no known address, with three burglaries in Butler. He is also a megans law offender.
Eberhardt is accused of break-ins at homes on the 600 block of North Chestnut Street, the 500 block of Federal Street and on Summit Street.