Contact Public COVID Call Center

Phone: 1-833-422-4255
Business hours:
M-F 8AM-8PM, Sa-Su 8AM-5PM

COVID-19 Vaccine

California COVID-19 Vaccination Program

The COVID-19 resources on this website are for facilities that have enrolled or are planning to enroll into the California COVID-19 Vaccination Program.

COVID-19 Call Center for Providers

The COVID-19 Call Center for Providers is dedicated to medical providers in California and their COVID response, specifically addressing questions about program requirements, enrollment, and vaccine distribution.

Phone: (833) 502-1245
Business hours: Monday through Friday

For technical issues with CalVax, email


Provider Webinars & Office Hours (every Friday)


Pfizer COVID-19 vaccine website features manufacturer-specific COVID-19 vaccine information for HCPs (vaccine administration, storage & handling, etc.) and fact sheets for consumers. 

Pfizer Customer Service

General Product Inquiries: (877) 829-2619
Safety Information: (800) 438-1985
Shipment Support: (800) 666-7248

Controlant Customer Service: (855) 44-CONTROL
For assistance with on-site temperature monitoring of Pfizer thermal shippers, be prepared to confirm Box ID (on inside flap) and Logger ID (on the Controlant Monitor).


Moderna COVID-19 vaccine website features manufacturer-specific COVID-19 vaccine information for HCPs (storage & handling, dosing & administration, etc.) and fact sheets for consumers.

Moderna/McKesson Customer Service

For temperature excursions and/or issues with TagAlert temperature monitor:
Phone: 833-272-6635

For other shipment (e.g., shortage or overage of vaccine or ancillary kit) and storage & handling issues:
Phone: 833-343-2703