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Businesses in St. Charles, Illinois

2,682 local businesses across 107 categories. 0.6% of everything listed in Illinois.

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St. Charles, IL has 2,682 businesses listed on USA Business Search in 107 categories across 8 ZIP codes. The most-listed are real estate agents, business consulting, restaurants.

Updated October 2026

Most listed in St. Charles

Home services

Marketing & advertising

Auto

Food & drink

Health & medical

Beauty & personal care

Professional services

Real estate

Finance & insurance

Legal

Shopping & retail

Pets

Fitness & recreation

Hotels & travel

Education & childcare

Events & entertainment

Business & industrial

Community & faith

More businesses in St. Charles

Photographers & video (4)

Tattoo & piercing (4)

Handyman services (3)

Water & fire restoration (3)

Garage doors (3)

Home inspectors (3)

Funeral homes (3)

Vacation rentals (2)

Outdoor adventure & tours (2)

Cannabis dispensaries (2)

Towing (2)

Common questions

How many businesses are listed in St. Charles, Illinois?

USA Business Search lists 2,682 businesses in St. Charles across 107 categories. The most-listed are real estate agents, business consulting, restaurants.

Which ZIP codes does St. Charles cover?

Listings include ZIP codes 60174, 60175, 60177, 60184, 60134, 60173, 60185, IL 60.

How do I check that a St. Charles 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 St. Charles? Add it free or claim your listing.
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