Sharing the Light of the Gospel

Welcome to the Catholic Church in Eastern Montana. Join us as we form joyful disciples and serve our local communities.

Find Mass Times

97 CHURCHES

  • 47 parishes and 50 missions serving our communities

33 COUNTIES

  • Spanning the eastern two-thirds of the Treasure State

94,000 +

  • Square miles of vast and beautiful terrain

32,000 +

  • Catholics united in faith, sacraments, and mission

What is a Diocese?

It is the local Catholic Church. Led by Bishop Jeff Fleming, the Diocese of Great Falls-Billings is the family of all Catholic parishes, schools, and believers spanning the eastern two-thirds of Montana.

Annual Catholic Appeal - Diocese of Great Falls-Billings

GIVE

Your generosity fuels the mission of the Church in Eastern Montana. By giving to the Annual Catholic Appeal, you directly support our parishes, vital ministries, and the education of our future priests.

Stay Informed

News & Announcements

Read the latest official communications, pastoral letters, decrees, and diocesan updates from the desk of Bishop Jeffrey M. Fleming.

Read Latest Updates
Bishop Jeffrey M. Fleming
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Find Mass times

Locate Mass times, confession schedules, and Catholic schools across our 33 counties.

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explore ministries

Discover how we serve our local communities through youth programs, family life, and outreach.

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ACCESS PORTAL

Access essential resources, human resource forms, and Safe Environment training for your parish team.

ENCOUNTER CHRIST, TOGETHER

Led by Bishop Jeff Fleming, we are a family of faith dedicated to serving our local communities, forming joyful disciples, and sharing the light of the Gospel.

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Our diocese spans over 94,000 square miles of vast and beautiful terrain, but we are united as one tight-knit family in the Eucharist. No matter where you are on your journey, welcome home.

BISHOP JEFF FLEMING

Bishop of Great Falls-Billings

FROM SUBMARINES TO SEMINARY

God is calling men from Eastern Montana to serve at the altar. Watch Luke Fitzgerald’s incredible journey from a Navy submarine career to discerning the priesthood.