
Contact City of Ontario
City Hall is open to the public Mondays through Fridays, excluding Federal Holidays
Monday–Thursday:
7:30 AM–5:30 PM
Friday:
8:00 AM–5:00 PM
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Contact Us!Appointments
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Directory
Department | Contact Information |
---|---|
City Clerk/Records | (909) 395-2009 |
Management | (909) 395-2005 |
Economic Development | (909) 395-2022 |
Business License | (909) 395-2562 |
Fire Plan Check | (909) 395-2025 |
Engineering | (909) 395-2036 |
Planning | (909) 395-2023 |
Building | (909) 395-2023 |