Businesses in Dennison, Illinois
5 local businesses across 4 categories. 0% of everything listed in Illinois.
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Quick answer
Dennison, IL has 5 businesses listed on USA Business Search in 4 categories across 1 ZIP code. The most-listed are churches & places of worship, business consulting, car dealers.
Updated October 2026Auto
Professional services
Fitness & recreation
Community & faith
Businesses in Dennison by category
Churches & places of worship (2)
Lighthouse Baptist Church
Business consulting (1)
Fowler Timber Service
Car dealers (1)
Eleven off-road
Gyms & fitness (1)
MHF Enterprises
Common questions
How many businesses are listed in Dennison, Illinois?
USA Business Search lists 5 businesses in Dennison across 4 categories. The most-listed are churches & places of worship, business consulting, car dealers.
Which ZIP codes does Dennison cover?
Listings include ZIP codes 62423.
How do I check that a Dennison 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.
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