Colleen Farnan

NFP 101: A Closer Look at Couple to Couple League

What is Couple to Couple?

Couple to Couple League (CCL) is a sympto-thermal method based on the woman observing 3 key signs of fertility: cervical mucus, basal body temperature, and changes in the cervix (optional) to detect ovulation. Instruction for determining fertile windows is taught by a couple (instructors) to a couple (learners). Follow ups are conducted as needed.

Couple to Couple League Fast Facts

  • Sympto-thermal method based on observing 3 key fertility signs: cervical mucus, basal body temperature, changes to cervix (optional)
  • The Couple to Couple League (CCL) is an international, Catholic, non-profit organization dedicated to promoting and teaching NFP to married and engaged couples
  • App – Peak Day – available
  • Can be used for both achieving and avoiding pregnancy
  • Can be used in all stages and situations of reproductive life
    • Irregular or long cycles
    • Primary or secondary infertility
    • Breastfeeding and postpartum
    • Pre-menopause and perimenopause

Ready to Learn?

Find an Introductory Session
Find a St. Louis Area CCL Provider

Take it Further

Learn How To Become a Couple to Couple Provider

We highly recommend choosing the NFP method that will work best for your lifestyle and personality! The Archdiocese of St. Louis has 4 methods available. All are Church-approved ways to monitor fertility. They vary in how they track and record ovulation and how often users follow up with their teacher. Click the button below to learn more about each method.

Find a Method of NFP