Three suspects were cuffed after allegedly selling cocaine, marijuana and hashish near a school and several playgrounds.
The trio are said to be part of a well-known family clan.
Drug addicts drove to the pick up points in Manilva to collect the drugs.
Cops seized 84 grams of cocaine, 810 grams of hashish and 421 grams of marijuana.
Some €5,575 and 120 pounds sterling in cash were also seized.
Two mopeds in Estepona and Gibraltar were also picked up as part of the operation.