About Ontario



City Hall is open to the public.

 Telephone contact is encouraged.

City Clerk/Records Management (909) 395-2009
Economic Development (909) 395-2005
Business License (909) 395-2022
Fire Plan Check (909) 395-2562
Engineering (909) 395-2025 
Planning (909) 395-2036
Building (909) 395-2023

Book your appointment online. Appointments are available for the following Locations: 

City Hall (Building, Permits, Plan Checks, Business License, Economic Development, Housing, Engineering, Fire, Planning, Passports)



City Hall

303 E. B Street Ontario, California 91764 • (909) 395-2000
Monday - Thursday 7:30 AM - 5:30 PM • Friday 8 AM - 5 PM

Have a comment, question or concern? Fill out the City's Comment Card here.


Holiday Schedule

Holiday Trash schedules, please click here. 

In observance of the 2024 holidays listed below, City Hall will be closed on the following days:

New Year's Day Monday, January 1, 2024 
New Year's Eve (Observed) Tuesday, January 2, 2024
Martin Luther King, Jr.  Monday, January 15, 2024
Presidents' Day Monday, February 19, 2024
Memorial Day Monday, May 27, 2024
Independence Day Thursday, July 4, 2024 
Labor Day Monday, September 2, 2024
Columbus Day Monday, October 14, 2024
Veterans Day Monday, November 11, 2024
Thanksgiving Thursday, November 28 and Friday, November 29
Christmas Eve Tuesday, December 24, 2024
Christmas Day Wednesday, December 25, 2024
Holiday Closure (City Hall Offices) December 26-30, 2024
New Year's Eve Tuesday, December 31, 2024

Police and Fire services will remain available 24/7.

*Holiday which falls on a Sunday is observed on the following Monday.


Privacy Policy

The City of Ontario’s Official Web Site

The City of Ontario is deeply committed to providing the best possible service to businesses, residents, and visitors and their privacy. The City’s web site will allow the public several opportunities to share personal information online with the City, in order to expedite and provide effective service. The City of Ontario will not disclose this information to any third party, unless required to do so under federal or state law.

The City’s web servers are maintained to provide the public access to City information via the City’s web site at www.ontarioca.gov. The City’s web content and web servers are updated with new content and security on a continual basis. Web content is compiled from multiple departments and is subject to change without notice. All text, content, images, and other web related content found on the City’s web site is protected by copyright law. Please contact the City regarding the use of City web content and materials.

Catalog - City of Ontario Recreation & Community Services (rec1.com) (Recreation Online Registration)


Who should I contact if my trash or recycling was never picked up?

Please contact the Integrated Waste Department at (909) 395-2666.


A traffic light is not working correctly, who should I contact?

The Traffic and Transportation Engineering Division is responsible for maintenance and operation of the City’s traffic signal system. If you have a question, concern or would like to report a malfunctioning traffic light, please call (909) 395-2025.


How can I obtain a Business License?

Obtaining a business license in Ontario is a simple process and City staff are ready to assist.  Visit the Business License Application page for more information.


Where can I find the dates for the Holiday Refuse Schedule?

The holiday refuse schedule can be found here.


When are the Yard Sale Dates?

Dates can be found here. Yard sale permits are NO LONGER required.