Augustissimae Virginis Mariae
http://www.vatican.va/holy_father/leo_xiii/encyclicals/documents/hf_l-xiii_enc_12091897_augustissima
Encyclical of Pope Leo XIII on the Confraternity of the Rosary. Promulgated 12 September, 1897.
Crusade of Mary Immaculate
World-wide Franciscan movement continuing work of St. Maximilian Kolbe promoting personal consecration to Mary Immaculate, Mother of God. Free magazine.
Fatima Family Apostolate
Dedicated to the sanctification of the family and the individual through spreading the Fatima message.
Gospa Missions
Established in 1990 for the purpose of evangelizing the world's people to the Catholic Church. Dedicated to serving our Lord, spreading devotion to His Blessed Mother and general faith building.
Immaculate Heart of Mary Ministries
A non-profit, Catholic lay apostolate, designed to educate people concerning the articles and practices of the Catholic faith.
Legion of Mary - Concilium
The official web site for the Concilium of the Legion of Mary, Dublin, Ireland.
Missionary Image of Our Lady of Guadalupe
Organization in honor of Our Lady, specifically focused on ending abortion.
Our Lady of Chandra
Homepage for Our Lady of Chandra movement. Includes testimonies and information about the movement.
Perpetual Help Confraternity
Catholic Apostolate that spreads information and devotion to Our Mother of Perpetual Help, the Virgin Mary.
Rosary Confraternity
A worldwide fraternity of people who promise to say the Rosary every day. Site contains many details on the Confraternity (including the possibility of joining online), the Rosary and Our Lady. Also has an archive containing back issues of the Confraternity's regular newsletter which has articles about the Faith.
The Blue Army of Our Lady of Fatima
An official Catholic organization, recognized by the Vatican, established to spread the message of Fatima.
The Legion Of Mary
Homepage of Our Lady of Fatima Praesidium at St Colmcille's Parish, Holywood, Ireland.
The Marian Movement of Priests
Official website for the Marian Movement of Priests, founded in 1972.
The Marian Servants of Divine Providence
Catholic, Marian, charismatic community with ministries including retreats, School of Spirituality, and Catholic media.
The Mary Foundation
Promotes the Consecration to the Blessed Virgin Mary by providing free information via audio tapes.
The Saint Michael Center for the Blessed Virgin Ma
A non-profit Catholic lay apostolate, promoting information about the Catholic Faith.
Vox Populi Mariae Mediatrici
Organization that is obtaining signatures to petition the Holy Father to define as dogma that the Virgin Mary is Mediatrix of All Grace, Co-Redemptrix and Advocate. Site contains many articles, including various theological texts that have been prepared to support the teachings.