Relationship

Personality matching of couples on 29 dimensions that determine long-term success.

Yahoo! Personals is the world's second largest online dating service.

Engage is a social dating site where singles meet new people through introductions from their extended network of friends.

Largest dating site in the world. Personal ads with photos, anonymous email, advice and date ideas.

100% Free online dating and matchmaking service for singles.

Meezoog is a dating site that introduces you to the single friends of people you trust.