Nonprofits & community in O'fallon, MO
28 nonprofits & community listed in O'fallon, Missouri. 24 with a phone number and 27 with a website.
O'fallon accounts for 0.4% of the nonprofits & community listed in Missouri.
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Quick answer
O'fallon, MO has 28 nonprofits & community listed on USA Business Search. 24 list a phone number and 27 list a website. The most listings are in ZIP codes 63366, 63368, 63367.
Updated October 2026Krekel Civic Center
St Louis Life
VFW Post 5077
The Falls Golf Club
Boys and Girls Club of St. Charles County
O'Fallon Elks Lodge
Mid America Veterans Museum
WingHaven Country Club
Community Living
American Legion Post 388
Ethical Society Mid Rivers
Hope Ministries Food Pantry
Knights of Columbus
Necac
O'Fallon Chamber of Commerce & Industries
Ocac
Romans 1210
The Sharing Shed
St. Charles Marine
Our Giving Hands Garden
Alleluia Baskets
Spastic Paraplegia Foundation #HSPandPLS
St. Charles Model Railroad Club
Preston Woods Clubhouse
Bible Study Fellowship, St. Charles, MO Evening Women's Class
Greater Giving
All Walks of Life
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How to choose an organization in O'fallon
- Call or check their site for current service and event times.
- Ask about volunteer and membership opportunities.
- Ask about accessibility and parking.
Check the business: confirm a company's registration with the state in our Missouri business lookup guide, and licensed trades in the contractor license lookup guide.
Common questions
How many nonprofits & community are listed in O'fallon, Missouri?
USA Business Search shows 28 nonprofits & community in O'fallon. 24 list a phone number and 27 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 63366, 63368, 63367, 63376.
How do I choose an organization in O'fallon?
Call or check their site for current service and event times. Ask about volunteer and membership opportunities. Ask about accessibility and parking. Check the license or registration through the Missouri business lookup guide.
How do I add or fix a listing?
Listings are free. Use Add your business, or the Claim or fix link on any listing.
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