initialism of Compagnie maritime d'affrètement — Compagnie générale maritime (“Maritime Freighting Company – General Maritime Company”), a large French shipping and media conglomerate
Communauté métropolitaine de Montréal — MMC – the supramunicipal level of government for Metropolitan Montreal. It was formed in 2002 and replaced the CUM
abbreviation of centre de la petite enfance: nursery, kindergarten; abbreviation of conseiller principal d'éducation: guidance counselor; abbreviation of contrat première embauche (type of employment contract for young people)
PMO (Prime Minister's Office); initialism of cabinet de la première ministre f; PMO (Prime Minister's Office); initialism of cabinet du premier ministre m
Commission de transport de la Communauté urbaine de Montréal — the MUCTC – the transit commission for the Montreal Urban Community; in 1970, it replaced the CTM, it was replaced by the STCUM in 1985
Commission de transport de Montréal — the MTC – the transit commission for the Island of Montreal; in 1970 it was replaced by the CTCUM, it replaced the MTC in 1950
Communauté urbaine de Montréal — MUC – the supramunicipal level of government for the island of Montreal and several surrounding islands. It was formed in 1970, and in 2002 it was replaced by the CMM. It was reformed in 2006 as the Conseil d'agglomération de Montréal (Montreal Agglomeration Council)