The Pontifical Mission Societies (TPMS) are a worldwide network at the service of the Pope, supporting the missions and young Churches through prayer and charity. The four societies that comprise TPMS are:
Since 1922, the first three of these societies have been designated as pontifical, underscoring their official role as instruments of the Pope and the universal Catholic Church. In most countries, a National Director oversees the four societies and manages the World Mission Sunday Collection, taken up in every Catholic parish worldwide on the second to last Sunday of October.