Ave Maria Singles 
Personal ads for serious, practicing Catholics. Includes "Ask Father" forum for questions regarding faith or morals, answered by priests.
http://www.avemariasingles.com/Catholic Daters
Personal ads for Catholics. Includes video and voice intros, chat, prayer intentions.
http://www.catholicdaters.com/
Catholic Introductions
Matchmaking service for Catholic singles. Application required, then telephone interview. Staff members choose possible matches.
http://www.catholicintroductions.com
Catholic People
Personal ads for Catholic singles. Members can include video with their profiles.
http://www.catholicpeople.com
CatholicMatch.com
Personal ads for practicing Catholics.
http://www.catholicmatch.com
St. Raphael
Online meeting place for Catholic singles, whether seeking a spouse or seeking support for single life. Includes prayers and devotions section, community forum.
http://www.straphael.net
CatholicSingles.com
Personal ads for Catholic singles. Includes chat and special events.
http://www.catholicsingles.com
CatholicMingle.com
Catholic singles site. Includes photo profiles, chat, message boards and e-mail
http://www.catholicmingle.com/
