The government owns the radio station in Mamoudzou and broadcasts in French and Mahorian.

[3] There have been environment concerns about marine pollution in the area; "important degradation in the quality of the coastal waters" between 1977 and 2007 has been reported in the Coral Reef Lagoon in the Mamoudzou–Dzaoudzi strait, and in the Mamoudzou–Majikavo conurbation.

[4] In December 2024, Cyclone Chido destroyed most homes, administrative buildings and part of the town hall in Mamoudzou.

The government owns the radio station in Mamoudzou and broadcasts in French and Mahorian.

The government departments, including Agriculture and Forestry, Education, Health and Social Security, Public Works, Work, Employment and training and Youth and Sports are situated on the Rue Mariaze in the town.

[12] The headquarters of the magazine Jana na Leo, "primarily concerned with articles on social life of the island of Mahore", is published in Mamoudzou.