Diocese of Pittsburgh. http://www.diopitt.org/archives/archives.htm

Catholic Information Center on Internet™. http://catholic.net/

CICI™ is a central directory and premier source of Catholic information on the Internet. CICI provides links to other Catholic Internet sites and access to church documents, information on Catholic organizations, Catholic periodicals and books, a forum for questions and answers, and will provide homepages for all dioceses and other relevant information. CICI provides access to information and creates a strong and unified Catholic presence on the Internet through a directory of and links to Catholic Internet sites. CICI is a valuable resource to scholars, journalist, lay people and clergy seeking information or forums, which reflect the genuine teachings of the Church.

Catholic Information Network. http://www.cin.org/

CIN's mission is to offer FREE information on the Catholic faith to all, including the texts of papal addresses and encyclicals, news and other articles as well as to facilitate open discussion on all matters of Catholic life. It is our intent to adhere to the Magisterium of the Church, the Holy Father and the Bishops of the world united with him as pastors of the Church, while remaining open to dialogue with everyone. PLEASE NOTE: Catholic Information Network (CIN) is NOT an official site of the Roman Catholic Church. We do not have any direct connection with the Vatican, the Bishops' Conferences or any other official Church body. We also do NOT offer research services. What is offered here is a selection of public-domain Church teachings in the form of official texts and other writings, Mass readings and prayer texts and news, information and discussion forums via mail lists. We are happy to provide information on the services upon request. E-mail requests on other subjects may not be answered.

Catholic Online. http://www.catholic.org/

The Mission of Catholic Online is to serve as a center for the exchange of information for Catholics and all People of God, to help them deepen their understanding of our Catholic Faith. Catholic Online is here to help guide all People of God back to the community of Christ. For it is God's will to bring all human beings into one people, united in Christ, overcoming all that now divides mankind. Catholic Online is here to serve the world wide Catholic community.