There are many, but a few to note in California are:

ETS- https://www.etsclassroom.com/

N.C.T.I.- http://www.ncti-online.com/

City College or San Francisco- http://www.ccsf.edu/Resources/Faculty/mcorry/ParamedicProgramInformationPage.htm

Also visit San Francisco Paramedic Association for some more information and available courses:
http://www.sfparamedics.org/

Hope this helps!

but since I believe your in so cal.......Daniel Freeman through UCLA, PTI thru LACoEMS, Crafton Hills, Saddleback in OC......to list a few

some other schools would be Victor Valley College, www.vvc.edu, thats where i went. crafton hills community college, Riverside Community College, just to name a few, good luck!