CalPERS (main page):
http://www.calpers.ca.gov/

CalPERS (access to personal information):
https://my.calpers.ca.gov/

CalPERS (on-line education classes):
https://www.calpers.ca.gov/index.jsp?bc=/member/ces/home.xml

For your convenience, here are a few of the most often requested CalPERS forms:

CalPERS: Guide to Power of Attorney

CalPERS: Guide to Service Credit Purchase Options
(Includes forms for Redeposit of Contributions, Military Service, Peace Corps/AmeriCorps/VISTA, Service Prior to Membership, LOA, Layoff, Prior Service, Optional Member Service, National Guard, and Alternate Retirement Program purchase options)

CalPERS: Guide Service Retirement Application
(Includes forms for Retirement Estimate Request, Retirement Application, Justification for Absence of Spouse/DP Signature, and Direct Deposit Authorization)

CalPERS: Guide to Working After Retirement

CalSTRS (Main page):
http://www.calstrs.com/

CalSTRS (access to personal information):
https://my.calstrs.com/MyCalSTRSWebUI/Page/CommonPage.aspx?PageName=Login

For your convenience, here are a few of the most often requested CalSTRS forms:

CalSTRS: Guide to Purchase Additional Service Credit
(Includes forms for Redeposit of Contributions, Permissive Service Credit, and Non-qualified Service)

CalSTRS: Guide to Service Retirement
(Includes forms for Retirement Estimate Request, Retirement Application, Justification for Absence of Spouse/DP Signature, and Direct Deposit Authorization)

CalSTRS: Social Security, CalSTRS and You
(A fact sheet about the affects a CalSTRS benefit may have on receiving Social Security benefits.)

Working After Retirement
http://www.calstrs.com/Members/Defined%20Benefit%20Program/wkafterret.aspx,

Service Retirement Application Process
http://www.calstrs.com/Members/Defined%20Benefit%20Program/SRapprocess.aspx