Kent Police say their officers executed two search warrants on Tuesday, January 12.
A man was arrested at the Sevenoaks address in Kent and a mobile phone was seized.
At the premises in Orpington, Bromley, a second man was detained.
Officers found and seized crack cocaine and heroin deals, along with a mobile phone and a quantity of cash.
Phillip Brightman, of Westerham Road, Sevenoaks, and Phillip Juby, of Marion Crescent, Orpington, Greater London, were later charged with being concerned in the supply of crack cocaine and being concerned in the supply of heroin.
The latter, Orpington man was also charged with possession of crack cocaine with intent to supply and possession of heroin with intent to supply
Mr Brightman, aged 45, and Mr Juby, aged 33, were remanded in custody to appear before Medway Magistrates’ Court on Wednesday 13 January.