Ontario City Library locations are open:

  • Appointments are no longer required for in-person browsing, checkout or computer use at either library.
  • Appointments are still required for:
    • Please call for availability: 
      • Lightspeed at Lewis - (909) 395 - 2256
      • Model Colony History Room - (909) 395 - 2206
    • Please make your appointment online or call (909) 395 - 2004
      • Lightspeed at Ovitt
      • Workforce Development



Ovitt Family Community Library

215 East C Street 
Ontario, CA 91764-41

Monday - Saturday: 10:00am - 6:00pm 
Sunday: Closed


Lewis Family Branch 

(joint-use facility)  
3850 East Riverside Drive
Ontario, CA 91761-2603 

Monday and Tuesday: 2:00pm - 7:00pm
Wednesday - Friday: 10:00am - 6:00pm
Saturday: 12:00pm - 6:00pm


Follow the Ontario Community Life & Culture social media channels for updates and additinal content.

Facebook: @CityofOntarioCLC
Twitter: @OntarioCLC
Instagram: @OntarioCLC




Search Our Catalog

Use the Ontario City Library catalog to look up books, place hold requests, renew materials, check your account and more. 

Friends of the Ontario City Library Membership

The Friends of Ontario City Library ("Friends") is a 501c(3) non-profit organization whose purpose is to raise money for the Ontario City Library through used book sales, fundraisers and donations. The Friends donate funds to the Library to support and supplement educational and cultural programming and other services.

Get Involved
The Friends of Ontario City Library are always looking for friendly faces to volunteer. There are several ways you can get involved:

  • Become a Member. If you're ready to become a Friend, visit the library and fill out a membership form.
  • Join a meeting. The Friends' Board of Directors holds a monthly business meeting on the third Wednesday of each month at 4 PM at the Ovitt Family Community Library.
  • Donate your time. The Friends need adult volunteer booksellers to help sort through donated items. Fill out an application to volunteer inside your local Ontario City LIbrary.


  • All donations to the Friends are tax-deductible to the extent allowed by the law.
  • For donation of funds, please contact the Friends at (909) 395-2224 or via email [email protected]
  • Donations of used books, magazines and media are always welcome. Visit your local Ontario City LIbrary to donate.
  • Old yearbooks, photos, and ephemera pertaining to the rich history of the City of Ontario, the Inland Empire or California can be donated to our local history room. Call (909) 395-2206 for more information.
  • Find Friends of Ontario City Library on Amazon Smile.


Telephone: (909) 395-2244
Email: [email protected]
Website: [email protected]

Library Board of Trustees

A five member Library Board of Trustees, appointed by the City Council, makes recommendations to the City Council regarding the operation of the Library system.


Nancy Bumstead - Vice President
Gina Lanthripe - Secretary
Anne Lawliss
Crisol Mena
Elizabeth Ricci

Shawn Thrasher - Library Director

Library Policies

Downloadable Files