In the capital drugs and weapons searches were underway in 80 homes in Via dell’Archeologia, the deprived and crime-ridden eastern suburb of Tor Bella Monaca.
In Naples operations focused on the central Quartieri Spagnoli, or ‘Spanish neighbourhood’.
In total, 800 officers were involved.
Carabinieri police on Thursday executed arrest warrants and other precautionary measures against 84 people in a nationwide antimafia operation coordinated by the public prosecutor’s office in Catanzaro, Calabria.
Twenty-nine suspects were taken into pre-trial custody, 52 were placed under house arrest and three are required to report to judicial police.
ANSA