UC Master Food Preserver Helpline Do you have canning, preserving, or food safety questions? Want more information about becoming a UC Master Food Preserver? Need information about an upcoming class? Want to test your pressure canner?* Ask your preservation questions today! → Trained volunteers will respond to inquiries within 7 business days. Note: The helpline email is currently experiencing technical issues. Please call the helpline phone number and leave a message in the meantime.

(805) 781-1429  (voicemail only) slomfp@ucanr.edu   Instagram Facebook

San Luis Obispo Office

Helpline: (805) 781-1429  (voicemail only | trained volunteers will respond within 7 business days)

University of California Cooperative Extension Office

2156 Sierra Way, Suite C, San Luis Obispo, CA 93401

Front office hours: Monday–Friday, 8:00 AM–5:00 PM

*Pressure Gauge Testing Available | FREE and open to all home cooks and preservers!

We have a Presto® Testing Unit designed exclusively for testing Presto® Pressure Dial Gauges on pressure canners.

Contact the helpline for more information or to schedule an appointment.