Couple to Couple League (CCL) Links

CCL Intl., Cincinnati, OH
CCL Intl. Chapters: U.S. and Worldwide
CCL Intl. Español Website

Other Links on Natural Family Planning (NFP)

Downers Grove, IL OB/GYN practice
US Conference of Catholic Bishops, Natural Family Planning
Humanae Vitae (On Human Life)
Respect Life Office, Archdiocese of Chicago
Marital Chastity & NFP
Family Ministries, Archdiocese of Chicago: Why Use Natural Family Planning?
Natural Family Planning Wikipedia