Businesses in Thayer, Illinois
8 local businesses across 7 categories. 0% of everything listed in Illinois.
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Quick answer
Thayer, IL has 8 businesses listed on USA Business Search in 7 categories across 2 ZIP codes. The most-listed are restaurants, nonprofits & community, catering.
Updated October 2026Home services
Marketing & advertising
Food & drink
Education & childcare
Community & faith
Businesses in Thayer by category
Restaurants (2)
Pudock's Hideout - Bar & Grill
Nonprofits & community (1)
Village-Thayer Community Building
Catering (1)
Mick and Mary's
Childcare & preschools (1)
Sunshine and Smiles Daycare
Printing & signs (1)
Village of Thayer
Roofers (1)
Seamless Gutter Guys The
HVAC & heating (1)
New Air Heating & AC
Common questions
How many businesses are listed in Thayer, Illinois?
USA Business Search lists 8 businesses in Thayer across 7 categories. The most-listed are restaurants, nonprofits & community, catering.
Which ZIP codes does Thayer cover?
Listings include ZIP codes 62689, 62615.
How do I check that a Thayer 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 Thayer? Add it free or claim your listing.