The San Francisco Sullivans
- Book 1: The Look Of Love
- Book 2: From This Moment On
- Book 3: Can't Help Falling In Love
- Book 4: I Only Have Eyes For You
- Book 5: If You Were Mine
- Book 6: Let Me Be The One
- Book 7: Come A Little Bit Closer
- Book 8: Always On My Mind
- Book 9: Kissing Under The Mistletoe
The Seattle Sullivans
- Book 10: One Perfect Night
- Book 11: The Way You Look Tonight
- Book 12: It Must Be Your Love
- Book 13: Just To Be With You
- Book 14: I Love How You Love Me
- Book 15: All I Ever Need Is You
The New York Sullivans
- Book 16: Every Beat Of My Heart
- Book 17: Now That I've Found You
- Book 18: Since I Fell For You
- Book 19: Sweeter Than Ever
- Book 20: The Best Is Yet To Come
- Book 21: Can't Take My Eyes Off Of You
- Book 22: You Do Something To Me
- Book 23: Every Time We Fall In Love
- Book 24: Falling In Love All Over Again
The Maine Sullivans
- Book 25: Your Love is Mine
- Book 26: There Goes My Heart
- Book 27: When You Kiss Me
- Book 28: Hold On To My Heart
- Book 29: Coming soon!
The London Sullivans
- Book 1: As Long As I Have You
- Book 2: Stars Shine In Your Eyes
- Book 3: Coming soon!