City of O'Fallon, Missouri

Quick Links

For O'Fallon Businesses

Whether your business is big or small, we’ve made it a little easier to find what you need. All the essentials to get started and keep a business running smoothly are right here.

Demographics packet (PDF, 6MB) - Outlines key statistics and information for current and prospective business owners | Table of Contents (PDF)

Economic Development Department

O'Fallon Retail Analysis (PDF, 7MB) - First-ever comprehensive Retail Study provides a detailed overview of the City’s retail climate.

Retail Directory (Through April 2009) and Map of O'Fallon Businesses (PDF)

Retail Directory Update - April through August 15, 2009

Available buildings
Available sites

Applications and Forms
Building Safety
Business Watch Program
Code Enforcement
Construction Inspection
Current Business Licenses - Updated monthly
Helpful Phone Numbers
Maps
Mayor & City Council
Municipal Code
Tax Rates - Personal Property, Sales and TDD/CID tax rates
Utility Permits