http://www.crookston.org/offices/marriagefamily/nfp
Couple to Couple League (CCL) Sympto-Thermal Method 
https://ccli.org/
Creighton Model Fertility Care System featuring NaPro Technology Method
http://www.creightonmodel.com/index.html

Billings Ovulation Method of America (BOMA) Method
http://www.boma-usa.org/

Marquette Model (MM) Method
http://nfp.marquette.edu/

An Introduction to Natural Family Planning for Engaged and Married Couples
This session, meant for both married as well as engaged couples, will introduce you to God’s natural options for family planning. Sponsored by the Diocese of Crookston, Laura Golden, R.N., a trained Natural Family Planning educator, will present an initial session on how to prepare to use NFP. This will be a zoom session and so no need to travel – just sign up through the link found below. The session will be held on July 20th at 8:00 p.m. for one hour. There is no charge for couples from the Diocese of Crookston or those getting married in the diocese. Link to register: https://bit.ly/3vmdOaZ