Businesses in Millbrook, Illinois
6 local businesses across 4 categories. 0% of everything listed in Illinois.
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Quick answer
Millbrook, IL has 6 businesses listed on USA Business Search in 4 categories across 2 ZIP codes. The most-listed are campgrounds & rv parks, banks & credit unions, churches & places of worship.
Updated October 2026Finance & insurance
Hotels & travel
Education & childcare
Community & faith
Businesses in Millbrook by category
Campgrounds & RV parks (3)
Sun Retreats Millbrook
Yogi Bear's Jellystone Park
Banks & credit unions (1)
Heartland Bank and Trust Company
Churches & places of worship (1)
Millbrook Methodist Church
Schools & tutoring (1)
Millbrook Junior High School
Common questions
How many businesses are listed in Millbrook, Illinois?
USA Business Search lists 6 businesses in Millbrook across 4 categories. The most-listed are campgrounds & rv parks, banks & credit unions, churches & places of worship.
Which ZIP codes does Millbrook cover?
Listings include ZIP codes 60536, 60541.
How do I check that a Millbrook business is legitimate?
Search the state's business registry and licensing boards. Our Illinois business lookup guide links each official search.
How do I add my business?
It's free: use Add your business. Owners can also claim and fix an existing listing.
Other Illinois cities
Own a business in Millbrook? Add it free or claim your listing.