The Vicar of Christ, The Pope of Rome:

• The Vatican:
  • The Web Site of The Holy See.
  • The Holy See Press Office.
  • L'Osservatore Romano.
  • Radio Vatican News.
  • The College of Cardinals.
  • Official Vatican Dicastery Statements.
  • Papal Encyclicals and Other Official Papal Writings.
  • Papal Encyclicals and Other Official Papal Writings Online.
  • Popes in the 20th Century.
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Bishops' Conferences:

• National Bishops Conferences:
  • United States National Conference of Catholic Bishops.
  • Canadian Conference of Catholic Bishops.
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  • Australian Catholic Bishops Conference.
  • New Zealand Conference of Catholic Bishops.
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  • Consilium Conferentiarum Episcoporum Europae (CCEE).
    • English and Welsh Conference of Catholic Bishops.
    • Bishops' Conference of Scotland.
    • Conférence des Evêques de France.
    • Conférence des Evêques de Belgique.
    • Bischofkonferenz Deutschlands.
    • Die Österreichische Bischofskonferenz.
    • Schweizer Bischofskonferenz.
    • Conferencia Episcopal Española.
    • Conferenza Episcopale Italiana.
    • Konferencia biskupov Slovenska.
    • Magyar Katolikus Püspöki Konferencia.
    • Conferentia Epicopalis Scandiae.
    • Katolske Kirke i Norge.
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  • Federation of Asian Bishops' Conferences (FABC).
    • Bangladesh Catholic Bishops' Conference.
    • India Catholic Bishops' Conference.
    • Indonesia Catholic Bishops' Conference.
    • Japan Catholic Bishops' Conference.
    • Korea Catholic Bishops Conference.
    • Laos-Cambodia Catholic Bishops' Conference.
    • Malaysia-Singapore-Brunei Catholic Bishops' Conference.
    • Myanmar Catholic Bishops' Conference.
    • Pakistan Catholic Bishops' Conference.
    • Philippines Catholic Bishops' Conference.
    • Sri Lanka Catholic Bishops' Conference.
    • Republic of China Catholic Bishops' Conference.
    • Thailand Catholic Bishops' Conference.
    • Vietnam Catholic Bishops' Conference.
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  • Consejo Episcopal Latinoamericano (CELAM).
    • Conferencia Episcopal Venezolana.
    • Conferencia Episcopal de Chile.
    • Conferência Nacional dos Bispos do Brasil.
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  • Symposium of the Episcopal Conferences of Africa and Madagascar (SEFCAM).
    • Association of Episcopal Conferences of Central Africa (ACEAC).
      (Rwnda, Burundi & Democratic Republic of the Congo)
    • Association des Conférences Episcopales Regionales du Afrique Central (ACERAC).
      (Republic of the Congo, Central African Republic,
      Chad, Cameroun & Equitorial Guinea)
    • Association of Episcopal Conferences of Anglophone West Africa (AECAWA).
      (Gambia, Ghana, Liberia, Nigeria & Sierra Leone)
    • Association of the Catholic Hierarchy of Egypt (AHCE).
      (Egypt & the Oriental Churches of North Africa)
    • Association of Member Episcopal Conferences in Eastern Africa (AMECEA).
      (Eritrea, Ethiopia, Kenya, Malawi,
      Sudan, Uganda, Tanzania & Zambia)
    • Conférence Episcopale Regionale du Nord Afrique (CERNA).
      (Algeria, Libya, Morocco & Tunisia)
    • Conférence des Evêques de Benin (CERAO).
      (Bebib, Burkina Faso, Côte d'Ivoire, Guinee,
      Mali, Mauritania, Niger & Senegal)
    • Inter-Regional Meeting of Bishops of Southern Africa (IMBISA).
      (Angola, Lesotho, Mozambique, Namibia,
      Southern Africa [Republic of South Africa, Botswana, Swaziland], Zimbabwe & Sâo Tomé and Principé)
    • Conférence Episcopale de Madagascar (CEM).
      (Madagascar, Seychelles, Mauritius, Comores & Réunion)
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The Roman Catholic Church in the United States:

• List of All U.S. Archdioceses and Dioceses Having Web Sites.
• U.S. Conference of Secular Institutes.
• U.S. Bishops' Statements.
• The Eastern Rites in the United States:
  • The Unofficial Directory of Eastern Rites Catholic Churches in the United States.
  • The Web Site of The Bysantine Rite Catholic Church in America.
  • The Web Site of The Melkite Rite Catholic Church in America.
  • The Web Site of The Syro-Malabar Rite Catholic Church in America.
  • The Web Site of The Syro-Malankara Rite Catholic Church in America.
  • The Web Site of St. Michael the Archangel Ukrainian Catholic Church, Baltimore, MD. (Rev. Michael Michlik)
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Official Roman Catholic Documents:

• Decrees of the Ecumenical Councils.
• Canon Law:
  • The Code of Canon Law for the Western Church (1917).
  • The Code of Canon Law for the Western Church. (1983).
  • The Code of Canons for the Eastern Churches. (1990)
• Indulgences:
  • The Enchiridion of Indulgences (19 )
  • The Enchiridion of Indulgences (1968)
• Catechisms:
  • Catechism of the Catholic Church of Pope John Paul II for All Bishops.
  • Catechism of Pope St. Pius X for All Catholics.
  • Catechism of the Council of Trent for All Parish Priests.
  • Baltimore Catechism for All Lay Catholics.
  • Nazareth Master Catechism:
    Parallel Presentation of Aquinas's Summa with the
    Trent, Baltimore, St. Pius X, and John Paul II Catechisms.
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Lives and Writings of Roman Catholic Saints:

• Individual:
  • St. Augustine of Hippo.
    • Writings:
    • Studies:
      • Augustine Links. (Rev. Jack Pejza)
  • Thomas a Kempis
    • Writings
      • Imitation of Christ
  • St. Thomas Aquinas.
    • Writings:
      • Summa Contra Gentiles of St. Thomas Aquinas.
      • Summa Theologica of St Thomas Aquinas.
    • Studies:
      • The Thomistic Institute. (Jacques Maritain Center)
      • Thomas Aquinas Institut Utrecht. (Prof. dr. K.-W. Merks)
  • St. Francis de Sales.

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• Collections:
  • Writings of the Church Fathers.
  • Two Thousand Years' Worth of Christian Writings.
  • Catholic Documents Arranged by Subject.
  • Institute for Christian Leadership's Guide to Early Church Writings.
  • Ecole Initiative's Encyclopedia of Early Church History.
  • Saints and Candidates for Canonization. (Edward LoPresti)

Major Roman Catholic Religious Orders and Congregations:

• Monks:
  • Benedictines.
  • Carthusians.
  • Cistercians.
    • of the Common Observance (O.Cist.)
    • of the Strict Observance (O.C.S.O./Trappists)
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• Nuns:
  • Dominicans (O.P.):
    • Monastery of St. Jude, Province of St. Joseph.
• Friars:
  • Carmelites.
    • of the Ancient Observance (O.Carm.)
    • Discalced (O.C.D.)
  • Franciscans.
    • Friars Minor (O.F.M.)
    • Friars Minor Capuchin (O.F.M. Cap.)
    • Friars Minot Conventual (O.F.M. Conv.)
    • Poor Clares of the Primitive Observance
    • Poor Clare of the Colettine Reform
    • Poor Clares of Perpetual Adoration
    • Secular Franciscan Order (O.F.S.)
    • Third Order Regular (T.O.R.)
  • Dominicans (O.P.)
  • Augustinians (O.S.A.)
  • Servites (O.S.M.)
  • Mercedorians
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• Other Sisters:
• Other Fathers:
  • Jesuits.
  • Paulists.
  • Redemptorists.
  • Salesians.
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Roman Catholic Crusader Orders:

• Order of the Brothers of the Hospital of St. Mary in Jerusalem
  - Der Deutscher Orden, also known as The Teutonic Knights. (The Grand Master, Abbot Dr. Arnold Othmar Wieland, O.T.)
• Equestrian Order of the Holy Sepulcher of Jerusalem. (The Grand Master, Carlo Cardinal Furno)
• Sovereign Military Hospitaller Order of Saint John of Jerusalem, of Rhodes and of Malta. (The Prince and Grand Master, His Most Eminent Highnes Fra' Andrew Bertie)