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Update Contact Information

We invite you to check your contact information and update it if it is outdated or has changed. Keeping your details current allows us to communicate effectively and ensures you receive important updates about our community. Thank you for helping us stay connected!

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New to Our Parish?

If you are a new parishioner and haven't registered, we encourage you to do so now.

St. John XXIII Parish Catholic Community 

7650 Tamarind Ave, Fontana, CA 92336

OFFICE HOURS

Monday to Friday

8:00 am. - 5:00 pm.

Closed 12:00 pm - 1:00 pm daily for lunch

For emergency sick calls (only after office hours), please call (909) 441-9443.

We would like to inform our parishioners that our emergency phone number should only be called outside of business hours for Sickness only. When leaving a message speak slowly and leave your contact information.  If this is not an emergency, please don't call the emergency number, but call our parish office.

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